Q: What is the sum of all factors of the number 720,451,347 excluding 720,451,347?

A: 547,637,997

Why is 547,637,997 the sum of all factors of 720,451,347, excluding 720,451,347?

The factors of the number 720,451,347 are: 1, 3, 7, 11, 17, 21, 33, 51, 77, 119, 187, 231, 357, 561, 1309, 3927, 183461, 550383, 1284227, 2018071, 3118837, 3852681, 6054213, 9356511, 14126497, 21831859, 34307207, 42379491, 65495577, 102921621, 240150449, 720451347.

If you add them up, you will get the total of 720,451,894. Now subtract 720,451,347 to get 547,637,997