Q: What is the sum of all factors of the number 53,978 excluding 53,978?
A: 27,994
The factors of the number 53,978 are: 1, 2, 137, 197, 274, 394, 26989, 53978.
If you add them up, you will get the total of 54,005. Now subtract 53,978 to get 27,994