30757905

素因数分解:

$3^2\times 5^1\times {\mathrm{643}}^1\times {\mathrm{1063}}^1$

素因数の和:1717

約数の個数: 24

約数和(自身を含む): 53446848

約数和(自身を除く): 22688943

約数列:

[1, 3, 5, 9, 15, 45, 643, 1063, 1929, 3189, 3215, 5315, 5787, 9567, 9645, 15945, 28935, 47835, 683509, 2050527, 3417545, 6151581, 10252635, 30757905]

約数ペア:

[(1, 30757905), (3, 10252635), (5, 6151581), (9, 3417545), (15, 2050527), (45, 683509), (643, 47835), (1063, 28935), (1929, 15945), (3189, 9645), (3215, 9567), (5315, 5787)]