Q: What is the sum of all factors of the number 309,505 excluding 309,505?
A: 128,255
The factors of the number 309,505 are: 1, 5, 7, 35, 37, 185, 239, 259, 1195, 1295, 1673, 8365, 8843, 44215, 61901, 309505.
If you add them up, you will get the total of 309,633. Now subtract 309,505 to get 128,255