Q: What is the sum of all factors of the number 222,111,110 excluding 222,111,110?

A: 209,111,290

Why is 209,111,290 the sum of all factors of 222,111,110, excluding 222,111,110?

The factors of the number 222,111,110 are: 1, 2, 5, 10, 13, 26, 65, 130, 1103, 1549, 2206, 3098, 5515, 7745, 11030, 14339, 15490, 20137, 28678, 40274, 71695, 100685, 143390, 201370, 1708547, 3417094, 8542735, 17085470, 22211111, 44422222, 111055555, 222111110.

If you add them up, you will get the total of 222,111,319. Now subtract 222,111,110 to get 209,111,290