Q: What is the sum of all factors of the number 215,751,456 excluding 215,751,456?

A: 397,792,566

Why is 397,792,566 the sum of all factors of 215,751,456, excluding 215,751,456?

The factors of the number 215,751,456 are: 1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 32, 36, 48, 72, 96, 144, 288, 749137, 1498274, 2247411, 2996548, 4494822, 5993096, 6742233, 8989644, 11986192, 13484466, 17979288, 23972384, 26968932, 35958576, 53937864, 71917152, 107875728, 215751456.

If you add them up, you will get the total of 215,751,853. Now subtract 215,751,456 to get 397,792,566