Q: What is the sum of all factors of the number 72,009 excluding 72,009?
A: 51,895
The factors of the number 72,009 are: 1, 3, 7, 9, 21, 27, 63, 81, 127, 189, 381, 567, 889, 1143, 2667, 3429, 8001, 10287, 24003, 72009.
If you add them up, you will get the total of 72,060. Now subtract 72,009 to get 51,895