Q: What is the sum of all factors of the number 638,638 excluding 638,638?
A: 702,002
The factors of the number 638,638 are: 1, 2, 7, 11, 13, 14, 22, 26, 29, 58, 77, 91, 121, 143, 154, 182, 203, 242, 286, 319, 377, 406, 638, 754, 847, 1001, 1573, 1694, 2002, 2233, 2639, 3146, 3509, 4147, 4466, 5278, 7018, 8294, 11011, 22022, 24563, 29029, 45617, 49126, 58058, 91234, 319319, 638638.
If you add them up, you will get the total of 639,340. Now subtract 638,638 to get 702,002