Q: What is the sum of all factors of the number 121,209 excluding 121,209?
A: 55,143
The factors of the number 121,209 are: 1, 3, 11, 33, 3673, 11019, 40403, 121209.
If you add them up, you will get the total of 121,264. Now subtract 121,209 to get 55,143