3978986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{10639}}^1$

素因数の和:10669

約数の個数: 16

約数和(自身を含む): 6894720

約数和(自身を除く): 2915734

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 10639, 21278, 117029, 180863, 234058, 361726, 1989493, 3978986]

約数ペア:

[(1, 3978986), (2, 1989493), (11, 361726), (17, 234058), (22, 180863), (34, 117029), (187, 21278), (374, 10639)]