Q: What is the sum of all factors of the number 1,222,221 excluding 1,222,221?
A: 1,041,971
The factors of the number 1,222,221 are: 1, 3, 7, 11, 13, 21, 33, 37, 39, 77, 91, 111, 121, 143, 231, 259, 273, 363, 407, 429, 481, 777, 847, 1001, 1221, 1443, 1573, 2541, 2849, 3003, 3367, 4477, 4719, 5291, 8547, 10101, 11011, 13431, 15873, 31339, 33033, 37037, 58201, 94017, 111111, 174603, 407407, 1222221.
If you add them up, you will get the total of 1,222,222. Now subtract 1,222,221 to get 1,041,971