Q: What is the sum of all factors of the number 12,257 excluding 12,257?
A: 2,719
The factors of the number 12,257 are: 1, 7, 17, 103, 119, 721, 1751, 12257.
If you add them up, you will get the total of 12,259. Now subtract 12,257 to get 2,719