174446721

素因数分解:

$3^2\times {\mathrm{991}}^1\times {\mathrm{19559}}^1$

素因数の和:20556

約数の個数: 12

約数和(自身を含む): 252245760

約数和(自身を除く): 77799039

約数列:

[1, 3, 9, 991, 2973, 8919, 19559, 58677, 176031, 19382969, 58148907, 174446721]

約数ペア:

[(1, 174446721), (3, 58148907), (9, 19382969), (991, 176031), (2973, 58677), (8919, 19559)]