Q: What is the sum of all factors of the number 243,135,645 excluding 243,135,645?

A: 170,485,347

Why is 170,485,347 the sum of all factors of 243,135,645, excluding 243,135,645?

The factors of the number 243,135,645 are: 1, 3, 5, 15, 23, 53, 69, 115, 159, 265, 345, 795, 1219, 3657, 6095, 13297, 18285, 39891, 66485, 199455, 305831, 704741, 917493, 1529155, 2114223, 3523705, 4587465, 10571115, 16209043, 48627129, 81045215, 243135645.

If you add them up, you will get the total of 243,135,815. Now subtract 243,135,645 to get 170,485,347