1212491

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 1534464

約数和(自身を除く): 321973

約数列:

[1, 7, 17, 23, 119, 161, 391, 443, 2737, 3101, 7531, 10189, 52717, 71323, 173213, 1212491]

約数ペア:

[(1, 1212491), (7, 173213), (17, 71323), (23, 52717), (119, 10189), (161, 7531), (391, 3101), (443, 2737)]