75280815

素因数分解:

$3^2\times 5^1\times {\mathrm{137}}^1\times {\mathrm{12211}}^1$

素因数の和:12359

約数の個数: 24

約数和(自身を含む): 131449968

約数和(自身を除く): 56169153

約数列:

[1, 3, 5, 9, 15, 45, 137, 411, 685, 1233, 2055, 6165, 12211, 36633, 61055, 109899, 183165, 549495, 1672907, 5018721, 8364535, 15056163, 25093605, 75280815]

約数ペア:

[(1, 75280815), (3, 25093605), (5, 15056163), (9, 8364535), (15, 5018721), (45, 1672907), (137, 549495), (411, 183165), (685, 109899), (1233, 61055), (2055, 36633), (6165, 12211)]