Q: What is the sum of all factors of the number 513,172,458 excluding 513,172,458?

A: 687,079,062

Why is 687,079,062 the sum of all factors of 513,172,458, excluding 513,172,458?

The factors of the number 513,172,458 are: 1, 2, 3, 6, 9, 18, 23, 29, 46, 58, 69, 87, 138, 174, 207, 261, 414, 522, 667, 1334, 2001, 4002, 6003, 12006, 42743, 85486, 128229, 256458, 384687, 769374, 983089, 1239547, 1966178, 2479094, 2949267, 3718641, 5898534, 7437282, 8847801, 11155923, 17695602, 22311846, 28509581, 57019162, 85528743, 171057486, 256586229, 513172458.

If you add them up, you will get the total of 513,173,145. Now subtract 513,172,458 to get 687,079,062