131140359

素因数分解:

$3^2\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{1877}}^1$

素因数の和:2999

約数の個数: 24

約数和(自身を含む): 216796320

約数和(自身を除く): 85655961

約数列:

[1, 3, 7, 9, 21, 63, 1109, 1877, 3327, 5631, 7763, 9981, 13139, 16893, 23289, 39417, 69867, 118251, 2081593, 6244779, 14571151, 18734337, 43713453, 131140359]

約数ペア:

[(1, 131140359), (3, 43713453), (7, 18734337), (9, 14571151), (21, 6244779), (63, 2081593), (1109, 118251), (1877, 69867), (3327, 39417), (5631, 23289), (7763, 16893), (9981, 13139)]