47587761

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{21407}}^1$

素因数の和:21445

約数の個数: 24

約数和(自身を含む): 77925120

約数和(自身を除く): 30337359

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 21407, 64221, 192663, 278291, 406733, 834873, 1220199, 2504619, 3660597, 5287529, 15862587, 47587761]

約数ペア:

[(1, 47587761), (3, 15862587), (9, 5287529), (13, 3660597), (19, 2504619), (39, 1220199), (57, 834873), (117, 406733), (171, 278291), (247, 192663), (741, 64221), (2223, 21407)]