Q: What is the sum of all factors of the number 561,042 excluding 561,042?
A: 674,478
The factors of the number 561,042 are: 1, 2, 3, 6, 9, 18, 71, 142, 213, 426, 439, 639, 878, 1278, 1317, 2634, 3951, 7902, 31169, 62338, 93507, 187014, 280521, 561042.
If you add them up, you will get the total of 561,716. Now subtract 561,042 to get 674,478