27996945

素因数分解:

$3^1\times 5^1\times {\mathrm{103}}^1\times {\mathrm{18121}}^1$

素因数の和:18232

約数の個数: 16

約数和(自身を含む): 45232512

約数和(自身を除く): 17235567

約数列:

[1, 3, 5, 15, 103, 309, 515, 1545, 18121, 54363, 90605, 271815, 1866463, 5599389, 9332315, 27996945]

約数ペア:

[(1, 27996945), (3, 9332315), (5, 5599389), (15, 1866463), (103, 271815), (309, 90605), (515, 54363), (1545, 18121)]