Q: What is the sum of all factors of the number 742,845,257 excluding 742,845,257?

 A: 213,120,439

Why is 213,120,439 the sum of all factors of 742,845,257, excluding 742,845,257?

The factors of the number 742,845,257 are: 1, 7, 11, 41, 77, 121, 287, 451, 847, 3157, 4961, 21391, 34727, 149737, 235301, 877031, 1647107, 2588311, 6139217, 9647341, 18118177, 67531387, 106120751, 742845257.

If you add them up, you will get the total of 742,845,470. Now subtract 742,845,257 to get 213,120,439


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