Q: What is the sum of all factors of the number 279,123 excluding 279,123?
A: 146,253
The factors of the number 279,123 are: 1, 3, 13, 17, 39, 51, 221, 421, 663, 1263, 5473, 7157, 16419, 21471, 93041, 279123.
If you add them up, you will get the total of 279,269. Now subtract 279,123 to get 146,253