Q: What is the sum of all factors of the number 138,438 excluding 138,438?
A: 161,550
The factors of the number 138,438 are: 1, 2, 3, 6, 9, 18, 7691, 15382, 23073, 46146, 69219, 138438.
If you add them up, you will get the total of 138,599. Now subtract 138,438 to get 161,550