Q: What is the sum of all factors of the number 180,921 excluding 180,921?
A: 78,919
The factors of the number 180,921 are: 1, 3, 13, 39, 4639, 13917, 60307, 180921.
If you add them up, you will get the total of 180,999. Now subtract 180,921 to get 78,919