16719891

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{2393}}^1$

素因数の和:2550

約数の個数: 16

約数和(自身を含む): 23786784

約数和(自身を除く): 7066893

約数列:

[1, 3, 17, 51, 137, 411, 2329, 2393, 6987, 7179, 40681, 122043, 327841, 983523, 5573297, 16719891]

約数ペア:

[(1, 16719891), (3, 5573297), (17, 983523), (51, 327841), (137, 122043), (411, 40681), (2329, 7179), (2393, 6987)]