30991908

素因数分解:

$2^2\times 3^1\times {\mathrm{107}}^1\times {\mathrm{24137}}^1$

素因数の和:24251

約数の個数: 24

約数和(自身を含む): 72993312

約数和(自身を除く): 42001404

約数列:

[1, 2, 3, 4, 6, 12, 107, 214, 321, 428, 642, 1284, 24137, 48274, 72411, 96548, 144822, 289644, 2582659, 5165318, 7747977, 10330636, 15495954, 30991908]

約数ペア:

[(1, 30991908), (2, 15495954), (3, 10330636), (4, 7747977), (6, 5165318), (12, 2582659), (107, 289644), (214, 144822), (321, 96548), (428, 72411), (642, 48274), (1284, 24137)]