66939717

素因数分解:

$3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{6949}}^1$

素因数の和:6997

約数の個数: 24

約数和(自身を含む): 101748000

約数和(自身を除く): 34808283

約数列:

[1, 3, 13, 19, 39, 57, 169, 247, 507, 741, 3211, 6949, 9633, 20847, 90337, 132031, 271011, 396093, 1174381, 1716403, 3523143, 5149209, 22313239, 66939717]

約数ペア:

[(1, 66939717), (3, 22313239), (13, 5149209), (19, 3523143), (39, 1716403), (57, 1174381), (169, 396093), (247, 271011), (507, 132031), (741, 90337), (3211, 20847), (6949, 9633)]