1660275

素因数分解:

$3^2\times 5^2\times {\mathrm{47}}^1\times {\mathrm{157}}^1$

素因数の和:220

約数の個数: 36

約数和(自身を含む): 3056352

約数和(自身を除く): 1396077

約数列:

[1, 3, 5, 9, 15, 25, 45, 47, 75, 141, 157, 225, 235, 423, 471, 705, 785, 1175, 1413, 2115, 2355, 3525, 3925, 7065, 7379, 10575, 11775, 22137, 35325, 36895, 66411, 110685, 184475, 332055, 553425, 1660275]

約数ペア:

[(1, 1660275), (3, 553425), (5, 332055), (9, 184475), (15, 110685), (25, 66411), (45, 36895), (47, 35325), (75, 22137), (141, 11775), (157, 10575), (225, 7379), (235, 7065), (423, 3925), (471, 3525), (705, 2355), (785, 2115), (1175, 1413)]