12221285

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{2131}}^1$

素因数の和:2204

約数の個数: 16

約数和(自身を含む): 15555072

約数和(自身を除く): 3333787

約数列:

[1, 5, 31, 37, 155, 185, 1147, 2131, 5735, 10655, 66061, 78847, 330305, 394235, 2444257, 12221285]

約数ペア:

[(1, 12221285), (5, 2444257), (31, 394235), (37, 330305), (155, 78847), (185, 66061), (1147, 10655), (2131, 5735)]