Q: What is the sum of all factors of the number 172,158 excluding 172,158?
A: 221,442
The factors of the number 172,158 are: 1, 2, 3, 6, 7, 14, 21, 42, 4099, 8198, 12297, 24594, 28693, 57386, 86079, 172158.
If you add them up, you will get the total of 172,379. Now subtract 172,158 to get 221,442