81679444

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{265193}}^1$

素因数の和:265215

約数の個数: 24

約数和(自身を含む): 178210368

約数和(自身を除く): 96530924

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 265193, 530386, 1060772, 1856351, 2917123, 3712702, 5834246, 7425404, 11668492, 20419861, 40839722, 81679444]

約数ペア:

[(1, 81679444), (2, 40839722), (4, 20419861), (7, 11668492), (11, 7425404), (14, 5834246), (22, 3712702), (28, 2917123), (44, 1856351), (77, 1060772), (154, 530386), (308, 265193)]