Q: What is the sum of all factors of the number 65,985 excluding 65,985?
A: 42,879
The factors of the number 65,985 are: 1, 3, 5, 15, 53, 83, 159, 249, 265, 415, 795, 1245, 4399, 13197, 21995, 65985.
If you add them up, you will get the total of 66,027. Now subtract 65,985 to get 42,879