1377881451

素因数分解:

$3^2\times {\mathrm{71}}^1\times {\mathrm{2156309}}^1$

素因数の和:2156386

約数の個数: 12

約数和(自身を含む): 2018306160

約数和(自身を除く): 640424709

約数列:

[1, 3, 9, 71, 213, 639, 2156309, 6468927, 19406781, 153097939, 459293817, 1377881451]

約数ペア:

[(1, 1377881451), (3, 459293817), (9, 153097939), (71, 19406781), (213, 6468927), (639, 2156309)]