Q: What is the sum of all factors of the number 631,071 excluding 631,071?
A: 489,321
The factors of the number 631,071 are: 1, 3, 7, 9, 21, 27, 49, 53, 63, 81, 147, 159, 189, 243, 371, 441, 477, 567, 1113, 1323, 1431, 1701, 2597, 3339, 3969, 4293, 7791, 10017, 11907, 12879, 23373, 30051, 70119, 90153, 210357, 631071.
If you add them up, you will get the total of 631,560. Now subtract 631,071 to get 489,321