Q: What is the sum of all factors of the number 220,215,435 excluding 220,215,435?

A: 170,692,725

Why is 170,692,725 the sum of all factors of 220,215,435, excluding 220,215,435?

The factors of the number 220,215,435 are: 1, 3, 5, 11, 15, 33, 55, 59, 165, 177, 295, 649, 885, 1947, 3245, 9735, 22621, 67863, 113105, 248831, 339315, 746493, 1244155, 1334639, 3732465, 4003917, 6673195, 14681029, 20019585, 44043087, 73405145, 220215435.

If you add them up, you will get the total of 220,215,605. Now subtract 220,215,435 to get 170,692,725