90640277

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{4507}}^1$

素因数の和:4557

約数の個数: 24

約数和(自身を含む): 118794816

約数和(自身を除く): 28154539

約数列:

[1, 7, 13, 17, 91, 119, 169, 221, 1183, 1547, 2873, 4507, 20111, 31549, 58591, 76619, 410137, 536333, 761683, 996047, 5331781, 6972329, 12948611, 90640277]

約数ペア:

[(1, 90640277), (7, 12948611), (13, 6972329), (17, 5331781), (91, 996047), (119, 761683), (169, 536333), (221, 410137), (1183, 76619), (1547, 58591), (2873, 31549), (4507, 20111)]