2220971721

素因数分解:

$3^1\times {\mathrm{113}}^1\times {\mathrm{2339}}^1\times {\mathrm{2801}}^1$

素因数の和:5256

約数の個数: 16

約数和(自身を含む): 2989846080

約数和(自身を除く): 768874359

約数列:

[1, 3, 113, 339, 2339, 2801, 7017, 8403, 264307, 316513, 792921, 949539, 6551539, 19654617, 740323907, 2220971721]

約数ペア:

[(1, 2220971721), (3, 740323907), (113, 19654617), (339, 6551539), (2339, 949539), (2801, 792921), (7017, 316513), (8403, 264307)]