30306555

素因数分解:

$3^4\times 5^1\times {\mathrm{74831}}^1$

素因数の和:74848

約数の個数: 20

約数和(自身を含む): 54328032

約数和(自身を除く): 24021477

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 74831, 224493, 374155, 673479, 1122465, 2020437, 3367395, 6061311, 10102185, 30306555]

約数ペア:

[(1, 30306555), (3, 10102185), (5, 6061311), (9, 3367395), (15, 2020437), (27, 1122465), (45, 673479), (81, 374155), (135, 224493), (405, 74831)]