Q: What is the sum of all factors of the number 1,404,039 excluding 1,404,039?
A: 979,321
The factors of the number 1,404,039 are: 1, 3, 7, 13, 21, 37, 39, 91, 111, 139, 259, 273, 417, 481, 777, 973, 1443, 1807, 2919, 3367, 5143, 5421, 10101, 12649, 15429, 36001, 37947, 66859, 108003, 200577, 468013, 1404039.
If you add them up, you will get the total of 1,405,018. Now subtract 1,404,039 to get 979,321