18153945

素因数分解:

$3^2\times 5^1\times {\mathrm{569}}^1\times {\mathrm{709}}^1$

素因数の和:1289

約数の個数: 24

約数和(自身を含む): 31566600

約数和(自身を除く): 13412655

約数列:

[1, 3, 5, 9, 15, 45, 569, 709, 1707, 2127, 2845, 3545, 5121, 6381, 8535, 10635, 25605, 31905, 403421, 1210263, 2017105, 3630789, 6051315, 18153945]

約数ペア:

[(1, 18153945), (3, 6051315), (5, 3630789), (9, 2017105), (15, 1210263), (45, 403421), (569, 31905), (709, 25605), (1707, 10635), (2127, 8535), (2845, 6381), (3545, 5121)]