Q: What is the sum of all factors of the number 1,242,105 excluding 1,242,105?
A: 862,599
The factors of the number 1,242,105 are: 1, 3, 5, 15, 17, 51, 85, 255, 4871, 14613, 24355, 73065, 82807, 248421, 414035, 1242105.
If you add them up, you will get the total of 1,242,967. Now subtract 1,242,105 to get 862,599