161567211

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{7411}}^1$

素因数の和:7483

約数の個数: 24

約数和(自身を含む): 238725696

約数和(自身を除く): 77158485

約数列:

[1, 3, 13, 39, 43, 129, 169, 507, 559, 1677, 7267, 7411, 21801, 22233, 96343, 289029, 318673, 956019, 1252459, 3757377, 4142749, 12428247, 53855737, 161567211]

約数ペア:

[(1, 161567211), (3, 53855737), (13, 12428247), (39, 4142749), (43, 3757377), (129, 1252459), (169, 956019), (507, 318673), (559, 289029), (1677, 96343), (7267, 22233), (7411, 21801)]