30831038

素因数分解:

$2^1\times 7^1\times {\mathrm{691}}^1\times {\mathrm{3187}}^1$

素因数の和:3887

約数の個数: 16

約数和(自身を含む): 52946304

約数和(自身を除く): 22115266

約数列:

[1, 2, 7, 14, 691, 1382, 3187, 4837, 6374, 9674, 22309, 44618, 2202217, 4404434, 15415519, 30831038]

約数ペア:

[(1, 30831038), (2, 15415519), (7, 4404434), (14, 2202217), (691, 44618), (1382, 22309), (3187, 9674), (4837, 6374)]