17955381

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{769}}^1$

素因数の和:996

約数の個数: 16

約数和(自身を含む): 24664640

約数和(自身を除く): 6709259

約数列:

[1, 3, 43, 129, 181, 543, 769, 2307, 7783, 23349, 33067, 99201, 139189, 417567, 5985127, 17955381]

約数ペア:

[(1, 17955381), (3, 5985127), (43, 417567), (129, 139189), (181, 99201), (543, 33067), (769, 23349), (2307, 7783)]