Q: What is the sum of all factors of the number 1,226,421 excluding 1,226,421?
A: 931,371
The factors of the number 1,226,421 are: 1, 3, 7, 9, 21, 27, 49, 63, 81, 103, 147, 189, 243, 309, 441, 567, 721, 927, 1323, 1701, 2163, 2781, 3969, 5047, 6489, 8343, 11907, 15141, 19467, 25029, 45423, 58401, 136269, 175203, 408807, 1226421.
If you add them up, you will get the total of 1,227,352. Now subtract 1,226,421 to get 931,371