Q: What is the sum of all factors of the number 66,438 excluding 66,438?
A: 77,550
The factors of the number 66,438 are: 1, 2, 3, 6, 9, 18, 3691, 7382, 11073, 22146, 33219, 66438.
If you add them up, you will get the total of 66,515. Now subtract 66,438 to get 77,550