27627999

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{241}}^1$

素因数の和:407

約数の個数: 32

約数和(自身を含む): 43490304

約数和(自身を除く): 15862305

約数列:

[1, 3, 7, 21, 53, 103, 159, 241, 309, 371, 721, 723, 1113, 1687, 2163, 5061, 5459, 12773, 16377, 24823, 38213, 38319, 74469, 89411, 114639, 173761, 268233, 521283, 1315619, 3946857, 9209333, 27627999]

約数ペア:

[(1, 27627999), (3, 9209333), (7, 3946857), (21, 1315619), (53, 521283), (103, 268233), (159, 173761), (241, 114639), (309, 89411), (371, 74469), (721, 38319), (723, 38213), (1113, 24823), (1687, 16377), (2163, 12773), (5061, 5459)]