247054291

素因数分解:

${\mathrm{11}}^2\times {\mathrm{37}}^1\times {\mathrm{139}}^1\times {\mathrm{397}}^1$

素因数の和:595

約数の個数: 24

約数和(自身を含む): 281608880

約数和(自身を除く): 34554589

約数列:

[1, 11, 37, 121, 139, 397, 407, 1529, 4367, 4477, 5143, 14689, 16819, 48037, 55183, 56573, 161579, 607013, 622303, 1777369, 2041771, 6677143, 22459481, 247054291]

約数ペア:

[(1, 247054291), (11, 22459481), (37, 6677143), (121, 2041771), (139, 1777369), (397, 622303), (407, 607013), (1529, 161579), (4367, 56573), (4477, 55183), (5143, 48037), (14689, 16819)]