Q: What is the sum of all factors of the number 396,138 excluding 396,138?
A: 405,078
The factors of the number 396,138 are: 1, 2, 3, 6, 103, 206, 309, 618, 641, 1282, 1923, 3846, 66023, 132046, 198069, 396138.
If you add them up, you will get the total of 396,543. Now subtract 396,138 to get 405,078