121297775

素因数分解:

$5^2\times {\mathrm{311}}^1\times {\mathrm{15601}}^1$

素因数の和:15922

約数の個数: 12

約数和(自身を含む): 150902544

約数和(自身を除く): 29604769

約数列:

[1, 5, 25, 311, 1555, 7775, 15601, 78005, 390025, 4851911, 24259555, 121297775]

約数ペア:

[(1, 121297775), (5, 24259555), (25, 4851911), (311, 390025), (1555, 78005), (7775, 15601)]