128905441

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{131}}^1\times {\mathrm{8269}}^1$

素因数の和:8424

約数の個数: 16

約数和(自身を含む): 157196160

約数和(自身を除く): 28290719

約数列:

[1, 7, 17, 119, 131, 917, 2227, 8269, 15589, 57883, 140573, 984011, 1083239, 7582673, 18415063, 128905441]

約数ペア:

[(1, 128905441), (7, 18415063), (17, 7582673), (119, 1083239), (131, 984011), (917, 140573), (2227, 57883), (8269, 15589)]