Q: What is the sum of all factors of the number 13,978 excluding 13,978?
A: 7,802
The factors of the number 13,978 are: 1, 2, 29, 58, 241, 482, 6989, 13978.
If you add them up, you will get the total of 13,985. Now subtract 13,978 to get 7,802