Why is 67,158 the sum of all factors of 30,978, including 30,978?
The factors of the number 30,978 are: 1, 2, 3, 6, 9, 18, 1721, 3442, 5163, 10326, 15489, 30978.
If you add them up, you will get the total of 67,158.
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