Q: What is the sum of all factors of the number 302,978 excluding 302,978?
A: 199,678
The factors of the number 302,978 are: 1, 2, 13, 26, 43, 86, 271, 542, 559, 1118, 3523, 7046, 11653, 23306, 151489, 302978.
If you add them up, you will get the total of 303,177. Now subtract 302,978 to get 199,678