331355858

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{79999}}^1$

素因数の和:80129

約数の個数: 16

約数和(自身を含む): 528000000

約数和(自身を除く): 196644142

約数列:

[1, 2, 19, 38, 109, 218, 2071, 4142, 79999, 159998, 1519981, 3039962, 8719891, 17439782, 165677929, 331355858]

約数ペア:

[(1, 331355858), (2, 165677929), (19, 17439782), (38, 8719891), (109, 3039962), (218, 1519981), (2071, 159998), (4142, 79999)]