12081025

素因数分解:

$5^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{223}}^1$

素因数の和:441

約数の個数: 24

約数和(自身を含む): 16498944

約数和(自身を除く): 4417919

約数列:

[1, 5, 11, 25, 55, 197, 223, 275, 985, 1115, 2167, 2453, 4925, 5575, 10835, 12265, 43931, 54175, 61325, 219655, 483241, 1098275, 2416205, 12081025]

約数ペア:

[(1, 12081025), (5, 2416205), (11, 1098275), (25, 483241), (55, 219655), (197, 61325), (223, 54175), (275, 43931), (985, 12265), (1115, 10835), (2167, 5575), (2453, 4925)]