Q: What is the sum of all factors of the number 403,404,001 excluding 403,404,001?
A: 138,230,687
The factors of the number 403,404,001 are: 1, 7, 11, 13, 77, 91, 143, 1001, 403001, 2821007, 4433011, 5239013, 31031077, 36673091, 57629143, 403404001.
If you add them up, you will get the total of 403,404,139. Now subtract 403,404,001 to get 138,230,687