42139485

素因数分解:

$3^2\times 5^1\times {\mathrm{37}}^1\times {\mathrm{25309}}^1$

素因数の和:25357

約数の個数: 24

約数和(自身を含む): 75018840

約数和(自身を除く): 32879355

約数列:

[1, 3, 5, 9, 15, 37, 45, 111, 185, 333, 555, 1665, 25309, 75927, 126545, 227781, 379635, 936433, 1138905, 2809299, 4682165, 8427897, 14046495, 42139485]

約数ペア:

[(1, 42139485), (3, 14046495), (5, 8427897), (9, 4682165), (15, 2809299), (37, 1138905), (45, 936433), (111, 379635), (185, 227781), (333, 126545), (555, 75927), (1665, 25309)]