27981495

素因数分解:

$3^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{6037}}^1$

素因数の和:6151

約数の個数: 24

約数和(自身を含む): 48980256

約数和(自身を除く): 20998761

約数列:

[1, 3, 5, 9, 15, 45, 103, 309, 515, 927, 1545, 4635, 6037, 18111, 30185, 54333, 90555, 271665, 621811, 1865433, 3109055, 5596299, 9327165, 27981495]

約数ペア:

[(1, 27981495), (3, 9327165), (5, 5596299), (9, 3109055), (15, 1865433), (45, 621811), (103, 271665), (309, 90555), (515, 54333), (927, 30185), (1545, 18111), (4635, 6037)]