Q: What is the sum of all factors of the number 155,439 excluding 155,439?
A: 91,401
The factors of the number 155,439 are: 1, 3, 9, 19, 27, 57, 81, 101, 171, 303, 513, 909, 1539, 1919, 2727, 5757, 8181, 17271, 51813, 155439.
If you add them up, you will get the total of 155,530. Now subtract 155,439 to get 91,401