77380521

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{241}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 112442880

約数和(自身を除く): 35062359

約数列:

[1, 3, 19, 43, 57, 129, 131, 241, 393, 723, 817, 2451, 2489, 4579, 5633, 7467, 10363, 13737, 16899, 31089, 31571, 94713, 107027, 196897, 321081, 590691, 599849, 1357553, 1799547, 4072659, 25793507, 77380521]

約数ペア:

[(1, 77380521), (3, 25793507), (19, 4072659), (43, 1799547), (57, 1357553), (129, 599849), (131, 590691), (241, 321081), (393, 196897), (723, 107027), (817, 94713), (2451, 31571), (2489, 31089), (4579, 16899), (5633, 13737), (7467, 10363)]