Q: What is the sum of all factors of the number 77,780,817 excluding 77,780,817?
A: 40,888,239
The factors of the number 77,780,817 are: 1, 3, 9, 27, 47, 81, 141, 423, 1269, 3807, 20431, 61293, 183879, 551637, 960257, 1654911, 2880771, 8642313, 25926939, 77780817.
If you add them up, you will get the total of 77,780,857. Now subtract 77,780,817 to get 40,888,239