30381786

素因数分解:

$2^1\times 3^2\times {\mathrm{139}}^1\times {\mathrm{12143}}^1$

素因数の和:12290

約数の個数: 24

約数和(自身を含む): 66306240

約数和(自身を除く): 35924454

約数列:

[1, 2, 3, 6, 9, 18, 139, 278, 417, 834, 1251, 2502, 12143, 24286, 36429, 72858, 109287, 218574, 1687877, 3375754, 5063631, 10127262, 15190893, 30381786]

約数ペア:

[(1, 30381786), (2, 15190893), (3, 10127262), (6, 5063631), (9, 3375754), (18, 1687877), (139, 218574), (278, 109287), (417, 72858), (834, 36429), (1251, 24286), (2502, 12143)]