Q: What is the sum of all factors of the number 257,103 excluding 257,103?
A: 223,065
The factors of the number 257,103 are: 1, 3, 7, 9, 11, 21, 33, 49, 53, 63, 77, 99, 147, 159, 231, 371, 441, 477, 539, 583, 693, 1113, 1617, 1749, 2597, 3339, 4081, 4851, 5247, 7791, 12243, 23373, 28567, 36729, 85701, 257103.
If you add them up, you will get the total of 257,326. Now subtract 257,103 to get 223,065