Q: What is the sum of all factors of the number 421,165,245 excluding 421,165,245?
A: 252,699,171
The factors of the number 421,165,245 are: 1, 3, 5, 15, 28077683, 84233049, 140388415, 421165245.
If you add them up, you will get the total of 421,165,497. Now subtract 421,165,245 to get 252,699,171