Q: What is the sum of all factors of the number 1,680,211 excluding 1,680,211?
A: 139,453
The factors of the number 1,680,211 are: 1, 13, 307, 421, 3991, 5473, 129247, 1680211.
If you add them up, you will get the total of 1,680,350. Now subtract 1,680,211 to get 139,453