1972864323

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{557779}}^1$

素因数の和:557919

約数の個数: 16

約数和(自身を含む): 2945078400

約数和(自身を除く): 972214077

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 557779, 1673337, 5020011, 15060033, 73069049, 219207147, 657621441, 1972864323]

約数ペア:

[(1, 1972864323), (3, 657621441), (9, 219207147), (27, 73069049), (131, 15060033), (393, 5020011), (1179, 1673337), (3537, 557779)]