Q: What is the sum of all factors of the number 257,481 excluding 257,481?
A: 180,983
The factors of the number 257,481 are: 1, 3, 7, 9, 21, 61, 63, 67, 183, 201, 427, 469, 549, 603, 1281, 1407, 3843, 4087, 4221, 12261, 28609, 36783, 85827, 257481.
If you add them up, you will get the total of 257,661. Now subtract 257,481 to get 180,983