660502479

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{142319}}^1$

素因数の和:142359

約数の個数: 32

約数和(自身を含む): 1147668480

約数和(自身を除く): 487166001

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 142319, 426957, 996233, 1850147, 2419423, 2988699, 5550441, 7258269, 12951029, 16935961, 31452499, 38853087, 50807883, 94357497, 220167493, 660502479]

約数ペア:

[(1, 660502479), (3, 220167493), (7, 94357497), (13, 50807883), (17, 38853087), (21, 31452499), (39, 16935961), (51, 12951029), (91, 7258269), (119, 5550441), (221, 2988699), (273, 2419423), (357, 1850147), (663, 996233), (1547, 426957), (4641, 142319)]