1520774423

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{19937}}^1$

素因数の和:20602

約数の個数: 16

約数和(自身を含む): 1843228224

約数和(自身を除く): 322453801

約数列:

[1, 7, 17, 119, 641, 4487, 10897, 19937, 76279, 139559, 338929, 2372503, 12779617, 89457319, 217253489, 1520774423]

約数ペア:

[(1, 1520774423), (7, 217253489), (17, 89457319), (119, 12779617), (641, 2372503), (4487, 338929), (10897, 139559), (19937, 76279)]