259917119

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{13033}}^1$

素因数の和:13095

約数の個数: 24

約数和(自身を含む): 338779728

約数和(自身を除く): 78862609

約数列:

[1, 7, 11, 37, 49, 77, 259, 407, 539, 1813, 2849, 13033, 19943, 91231, 143363, 482221, 638617, 1003541, 3375547, 5304431, 7024787, 23628829, 37131017, 259917119]

約数ペア:

[(1, 259917119), (7, 37131017), (11, 23628829), (37, 7024787), (49, 5304431), (77, 3375547), (259, 1003541), (407, 638617), (539, 482221), (1813, 143363), (2849, 91231), (13033, 19943)]