Q: What is the sum of all factors of the number 423,087 excluding 423,087?
A: 221,649
The factors of the number 423,087 are: 1, 3, 7, 21, 20147, 60441, 141029, 423087.
If you add them up, you will get the total of 423,308. Now subtract 423,087 to get 221,649