30215799

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{163}}^1\times {\mathrm{479}}^1$

素因数の和:691

約数の個数: 24

約数和(自身を含む): 45027840

約数和(自身を除く): 14812041

約数列:

[1, 3, 9, 43, 129, 163, 387, 479, 489, 1437, 1467, 4311, 7009, 20597, 21027, 61791, 63081, 78077, 185373, 234231, 702693, 3357311, 10071933, 30215799]

約数ペア:

[(1, 30215799), (3, 10071933), (9, 3357311), (43, 702693), (129, 234231), (163, 185373), (387, 78077), (479, 63081), (489, 61791), (1437, 21027), (1467, 20597), (4311, 7009)]