30281481

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{641}}^1$

素因数の和:857

約数の個数: 24

約数和(自身を含む): 45569160

約数和(自身を除く): 15287679

約数列:

[1, 3, 9, 29, 87, 181, 261, 543, 641, 1629, 1923, 5249, 5769, 15747, 18589, 47241, 55767, 116021, 167301, 348063, 1044189, 3364609, 10093827, 30281481]

約数ペア:

[(1, 30281481), (3, 10093827), (9, 3364609), (29, 1044189), (87, 348063), (181, 167301), (261, 116021), (543, 55767), (641, 47241), (1629, 18589), (1923, 15747), (5249, 5769)]