81662119

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{25867}}^1$

素因数の和:25926

約数の個数: 16

約数和(自身を含む): 104299776

約数和(自身を除く): 22637657

約数列:

[1, 7, 11, 41, 77, 287, 451, 3157, 25867, 181069, 284537, 1060547, 1991759, 7423829, 11666017, 81662119]

約数ペア:

[(1, 81662119), (7, 11666017), (11, 7423829), (41, 1991759), (77, 1060547), (287, 284537), (451, 181069), (3157, 25867)]