Q: What is the sum of all factors of the number 316,407 excluding 316,407?
A: 239,113
The factors of the number 316,407 are: 1, 3, 7, 13, 19, 21, 39, 57, 61, 91, 133, 183, 247, 273, 399, 427, 741, 793, 1159, 1281, 1729, 2379, 3477, 5187, 5551, 8113, 15067, 16653, 24339, 45201, 105469, 316407.
If you add them up, you will get the total of 316,646. Now subtract 316,407 to get 239,113