851907833

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{1999}}^1\times {\mathrm{2647}}^1$

素因数の和:4676

約数の個数: 16

約数和(自身を含む): 1016832000

約数和(自身を除く): 164924167

約数列:

[1, 7, 23, 161, 1999, 2647, 13993, 18529, 45977, 60881, 321839, 426167, 5291353, 37039471, 121701119, 851907833]

約数ペア:

[(1, 851907833), (7, 121701119), (23, 37039471), (161, 5291353), (1999, 426167), (2647, 321839), (13993, 60881), (18529, 45977)]