Q: What is the sum of all factors of the number 518,314,731 excluding 518,314,731?

A: 257,819,925

Why is 257,819,925 the sum of all factors of 518,314,731, excluding 518,314,731?

The factors of the number 518,314,731 are: 1, 3, 11, 33, 47, 131, 141, 393, 517, 1441, 1551, 2551, 4323, 6157, 7653, 18471, 28061, 67727, 84183, 119897, 203181, 334181, 359691, 1002543, 1318867, 3675991, 3956601, 11027973, 15706507, 47119521, 172771577, 518314731.

If you add them up, you will get the total of 518,314,988. Now subtract 518,314,731 to get 257,819,925