1291222066

素因数分解:

$2^1\times {\mathrm{109}}^1\times {\mathrm{1999}}^1\times {\mathrm{2963}}^1$

素因数の和:5073

約数の個数: 16

約数和(自身を含む): 1956240000

約数和(自身を除く): 665017934

約数列:

[1, 2, 109, 218, 1999, 2963, 3998, 5926, 217891, 322967, 435782, 645934, 5923037, 11846074, 645611033, 1291222066]

約数ペア:

[(1, 1291222066), (2, 645611033), (109, 11846074), (218, 5923037), (1999, 645934), (2963, 435782), (3998, 322967), (5926, 217891)]