Ilunga, who resigned as health minister in July, was detained while hiding in an apartment in Kinshasa
Sisi told a youth conference in Cairo on Saturday the accusations were "lies and slander" designed to "break the will of Egyptians"
The operation has led to 167 people arrested in Nigeria, 74 in the US, 18 in Turkey and 15 in Ghana
Legal advisor Uyi Giwa Osagie is accused of handling $2 million without going through a "financial institution"
Henry Rotich and 27 other top officials are being investigated for abuse of office and graft related charges
He also said the allegations against him by the Public Protector "are serious… and should not be taken lightly"
We can't have few people that are getting rich and the majority are poor. - Laura Miti
Abdelmalek Sellal served as Bouteflika's campaign manager, overseeing the president's past three successful re-election bids.
The money is now being held by the government until authorities in Jersey, the US and Nigeria agree on distribution
If found guilty they face up to five years in jail for receiving unjustified remuneration in the exercise of their duties.