208063009

素因数分解:

$7^1\times {\mathrm{11}}^2\times {\mathrm{61}}^1\times {\mathrm{4027}}^1$

素因数の和:4117

約数の個数: 24

約数和(自身を含む): 265719104

約数和(自身を除く): 57656095

約数列:

[1, 7, 11, 61, 77, 121, 427, 671, 847, 4027, 4697, 7381, 28189, 44297, 51667, 245647, 310079, 487267, 1719529, 2702117, 3410869, 18914819, 29723287, 208063009]

約数ペア:

[(1, 208063009), (7, 29723287), (11, 18914819), (61, 3410869), (77, 2702117), (121, 1719529), (427, 487267), (671, 310079), (847, 245647), (4027, 51667), (4697, 44297), (7381, 28189)]