Q: What is the sum of all factors of the number 5,103 excluding 5,103?
A: 3,641
The factors of the number 5,103 are: 1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 1701, 5103.
If you add them up, you will get the total of 5,106. Now subtract 5,103 to get 3,641