Q: What is the sum of all factors of the number 423,343,128 excluding 423,343,128?

A: 716,427,672

Why is 716,427,672 the sum of all factors of 423,343,128, excluding 423,343,128?

The factors of the number 423,343,128 are: 1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 1356869, 2713738, 4070607, 5427476, 8141214, 10854952, 16282428, 17639297, 32564856, 35278594, 52917891, 70557188, 105835782, 141114376, 211671564, 423343128.

If you add them up, you will get the total of 423,343,844. Now subtract 423,343,128 to get 716,427,672