Q: What is the sum of all factors of the number 218,889 excluding 218,889?
A: 142,871
The factors of the number 218,889 are: 1, 3, 9, 11, 27, 33, 67, 99, 121, 201, 297, 363, 603, 737, 1089, 1809, 2211, 3267, 6633, 8107, 19899, 24321, 72963, 218889.
If you add them up, you will get the total of 219,031. Now subtract 218,889 to get 142,871