Q: What is the sum of all factors of the number 645,513,779 excluding 645,513,779?
A: 340,405
The factors of the number 645,513,779 are: 1, 1907, 338497, 645513779.
If you add them up, you will get the total of 645,514,119. Now subtract 645,513,779 to get 340,405