2547945

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{1381}}^1$

素因数の和:1433

約数の個数: 24

約数和(自身を含む): 4527432

約数和(自身を除く): 1979487

約数列:

[1, 3, 5, 9, 15, 41, 45, 123, 205, 369, 615, 1381, 1845, 4143, 6905, 12429, 20715, 56621, 62145, 169863, 283105, 509589, 849315, 2547945]

約数ペア:

[(1, 2547945), (3, 849315), (5, 509589), (9, 283105), (15, 169863), (41, 62145), (45, 56621), (123, 20715), (205, 12429), (369, 6905), (615, 4143), (1381, 1845)]