2157932161

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{911}}^1\times {\mathrm{30763}}^1$

素因数の和:31692

約数の個数: 16

約数和(自身を含む): 2693449728

約数和(自身を除く): 535517567

約数列:

[1, 7, 11, 77, 911, 6377, 10021, 30763, 70147, 215341, 338393, 2368751, 28025093, 196175651, 308276023, 2157932161]

約数ペア:

[(1, 2157932161), (7, 308276023), (11, 196175651), (77, 28025093), (911, 2368751), (6377, 338393), (10021, 215341), (30763, 70147)]