Q: What is the sum of all factors of the number 391,638 excluding 391,638?
A: 452,058
The factors of the number 391,638 are: 1, 2, 3, 6, 13, 26, 39, 78, 5021, 10042, 15063, 30126, 65273, 130546, 195819, 391638.
If you add them up, you will get the total of 392,090. Now subtract 391,638 to get 452,058