13881378

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{330509}}^1$

素因数の和:330521

約数の個数: 16

約数和(自身を含む): 31728960

約数和(自身を除く): 17847582

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 330509, 661018, 991527, 1983054, 2313563, 4627126, 6940689, 13881378]

約数ペア:

[(1, 13881378), (2, 6940689), (3, 4627126), (6, 2313563), (7, 1983054), (14, 991527), (21, 661018), (42, 330509)]