81881761

素因数分解:

${\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{5051}}^1$

素因数の和:5136

約数の個数: 16

約数和(自身を含む): 93360960

約数和(自身を除く): 11479199

約数列:

[1, 13, 29, 43, 377, 559, 1247, 5051, 16211, 65663, 146479, 217193, 1904227, 2823509, 6298597, 81881761]

約数ペア:

[(1, 81881761), (13, 6298597), (29, 2823509), (43, 1904227), (377, 217193), (559, 146479), (1247, 65663), (5051, 16211)]