81477441

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{81559}}^1$

素因数の和:81605

約数の個数: 16

約数和(自身を含む): 123971200

約数和(自身を除く): 42493759

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 81559, 244677, 734031, 2202093, 3017683, 9053049, 27159147, 81477441]

約数ペア:

[(1, 81477441), (3, 27159147), (9, 9053049), (27, 3017683), (37, 2202093), (111, 734031), (333, 244677), (999, 81559)]