Q: What is the sum of all factors of the number 258,104,421 excluding 258,104,421?

A: 152,364,699

Why is 152,364,699 the sum of all factors of 258,104,421, excluding 258,104,421?

The factors of the number 258,104,421 are: 1, 3, 9, 17, 27, 51, 73, 153, 219, 459, 657, 1241, 1971, 3723, 7703, 11169, 23109, 33507, 69327, 130951, 207981, 392853, 562319, 1178559, 1686957, 3535677, 5060871, 9559423, 15182613, 28678269, 86034807, 258104421.

If you add them up, you will get the total of 258,104,573. Now subtract 258,104,421 to get 152,364,699