Q: What is the sum of all factors of the number 1,239,489 excluding 1,239,489?
A: 661,311
The factors of the number 1,239,489 are: 1, 3, 9, 27, 29, 87, 261, 783, 1583, 4749, 14247, 42741, 45907, 137721, 413163, 1239489.
If you add them up, you will get the total of 1,240,150. Now subtract 1,239,489 to get 661,311