Q: What is the sum of all factors of the number 257,304 excluding 257,304?
A: 399,336
The factors of the number 257,304 are: 1, 2, 3, 4, 6, 8, 12, 24, 71, 142, 151, 213, 284, 302, 426, 453, 568, 604, 852, 906, 1208, 1704, 1812, 3624, 10721, 21442, 32163, 42884, 64326, 85768, 128652, 257304.
If you add them up, you will get the total of 257,703. Now subtract 257,304 to get 399,336