217424438

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1411847}}^1$

素因数の和:1411867

約数の個数: 16

約数和(自身を含む): 406612224

約数和(自身を除く): 189187786

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 1411847, 2823694, 9882929, 15530317, 19765858, 31060634, 108712219, 217424438]

約数ペア:

[(1, 217424438), (2, 108712219), (7, 31060634), (11, 19765858), (14, 15530317), (22, 9882929), (77, 2823694), (154, 1411847)]