28180185

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{233}}^1\times {\mathrm{733}}^1$

素因数の和:985

約数の個数: 32

約数和(自身を含む): 49465728

約数和(自身を除く): 21285543

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 233, 699, 733, 1165, 2199, 2563, 3495, 3665, 7689, 8063, 10995, 12815, 24189, 38445, 40315, 120945, 170789, 512367, 853945, 1878679, 2561835, 5636037, 9393395, 28180185]

約数ペア:

[(1, 28180185), (3, 9393395), (5, 5636037), (11, 2561835), (15, 1878679), (33, 853945), (55, 512367), (165, 170789), (233, 120945), (699, 40315), (733, 38445), (1165, 24189), (2199, 12815), (2563, 10995), (3495, 8063), (3665, 7689)]