Q: What is the sum of all factors of the number 1,201,209 excluding 1,201,209?
A: 455,751
The factors of the number 1,201,209 are: 1, 3, 29, 87, 13807, 41421, 400403, 1201209.
If you add them up, you will get the total of 1,201,664. Now subtract 1,201,209 to get 455,751