Q: What is the sum of all factors of the number 802,431 excluding 802,431?
A: 555,393
The factors of the number 802,431 are: 1, 3, 7, 9, 21, 47, 63, 141, 271, 329, 423, 813, 987, 1897, 2439, 2961, 5691, 12737, 17073, 38211, 89159, 114633, 267477, 802431.
If you add them up, you will get the total of 802,986. Now subtract 802,431 to get 555,393