426883394

素因数分解:

$2^1\times 7^4\times {\mathrm{88897}}^1$

素因数の和:88927

約数の個数: 20

約数和(自身を含む): 747009894

約数和(自身を除く): 320126500

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 88897, 177794, 622279, 1244558, 4355953, 8711906, 30491671, 60983342, 213441697, 426883394]

約数ペア:

[(1, 426883394), (2, 213441697), (7, 60983342), (14, 30491671), (49, 8711906), (98, 4355953), (343, 1244558), (686, 622279), (2401, 177794), (4802, 88897)]