Q: What is the sum of all factors of the number 4,278 excluding 4,278?
A: 4,938
The factors of the number 4,278 are: 1, 2, 3, 6, 23, 31, 46, 62, 69, 93, 138, 186, 713, 1426, 2139, 4278.
If you add them up, you will get the total of 4,282. Now subtract 4,278 to get 4,938