Q: What is the sum of all factors of the number 612,801 excluding 612,801?
A: 420,543
The factors of the number 612,801 are: 1, 3, 7, 9, 21, 63, 71, 137, 213, 411, 497, 639, 959, 1233, 1491, 2877, 4473, 8631, 9727, 29181, 68089, 87543, 204267, 612801.
If you add them up, you will get the total of 613,221. Now subtract 612,801 to get 420,543