64872119

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{31}}^1\times {\mathrm{557}}^1$

素因数の和:635

約数の個数: 24

約数和(自身を含む): 76745088

約数和(自身を除く): 11872969

約数列:

[1, 13, 17, 31, 221, 289, 403, 527, 557, 3757, 6851, 7241, 8959, 9469, 17267, 116467, 123097, 160973, 224471, 293539, 2092649, 3816007, 4990163, 64872119]

約数ペア:

[(1, 64872119), (13, 4990163), (17, 3816007), (31, 2092649), (221, 293539), (289, 224471), (403, 160973), (527, 123097), (557, 116467), (3757, 17267), (6851, 9469), (7241, 8959)]