Q: What is the sum of all factors of the number 526,551,459 excluding 526,551,459?

A: 301,721,181

Why is 301,721,181 the sum of all factors of 526,551,459, excluding 526,551,459?

The factors of the number 526,551,459 are: 1, 3, 7, 21, 59, 67, 177, 201, 413, 469, 1239, 1407, 3953, 6343, 11859, 19029, 27671, 44401, 83013, 133203, 374237, 424981, 1122711, 1274943, 2619659, 2974867, 7858977, 8924601, 25073879, 75221637, 175517153, 526551459.

If you add them up, you will get the total of 526,551,760. Now subtract 526,551,459 to get 301,721,181