10987319

素因数分解:

$7^3\times {\mathrm{103}}^1\times {\mathrm{311}}^1$

素因数の和:435

約数の個数: 16

約数和(自身を含む): 12979200

約数和(自身を除く): 1991881

約数列:

[1, 7, 49, 103, 311, 343, 721, 2177, 5047, 15239, 32033, 35329, 106673, 224231, 1569617, 10987319]

約数ペア:

[(1, 10987319), (7, 1569617), (49, 224231), (103, 106673), (311, 35329), (343, 32033), (721, 15239), (2177, 5047)]