27903105

素因数分解:

$3^2\times 5^1\times {\mathrm{449}}^1\times {\mathrm{1381}}^1$

素因数の和:1841

約数の個数: 24

約数和(自身を含む): 48508200

約数和(自身を除く): 20605095

約数列:

[1, 3, 5, 9, 15, 45, 449, 1347, 1381, 2245, 4041, 4143, 6735, 6905, 12429, 20205, 20715, 62145, 620069, 1860207, 3100345, 5580621, 9301035, 27903105]

約数ペア:

[(1, 27903105), (3, 9301035), (5, 5580621), (9, 3100345), (15, 1860207), (45, 620069), (449, 62145), (1347, 20715), (1381, 20205), (2245, 12429), (4041, 6905), (4143, 6735)]