Q: What is the sum of all factors of the number 7,720,661 excluding 7,720,661?
A: 688,579
The factors of the number 7,720,661 are: 1, 13, 89, 1157, 6673, 86749, 593897, 7720661.
If you add them up, you will get the total of 7,721,349. Now subtract 7,720,661 to get 688,579