Q: What is the sum of all factors of the number 641,425,623 excluding 641,425,623?
A: 264,116,505
The factors of the number 641,425,623 are: 1, 3, 17, 51, 12576973, 37730919, 213808541, 641425623.
If you add them up, you will get the total of 641,425,887. Now subtract 641,425,623 to get 264,116,505