138879587

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{43991}}^1$

素因数の和:44050

約数の個数: 16

約数和(自身を含む): 177375744

約数和(自身を除く): 38496157

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 43991, 307937, 483901, 1803631, 3387307, 12625417, 19839941, 138879587]

約数ペア:

[(1, 138879587), (7, 19839941), (11, 12625417), (41, 3387307), (77, 1803631), (287, 483901), (451, 307937), (3157, 43991)]