90256905

素因数分解:

$3^2\times 5^1\times {\mathrm{109}}^1\times {\mathrm{18401}}^1$

素因数の和:18521

約数の個数: 24

約数和(自身を含む): 157889160

約数和(自身を除く): 67632255

約数列:

[1, 3, 5, 9, 15, 45, 109, 327, 545, 981, 1635, 4905, 18401, 55203, 92005, 165609, 276015, 828045, 2005709, 6017127, 10028545, 18051381, 30085635, 90256905]

約数ペア:

[(1, 90256905), (3, 30085635), (5, 18051381), (9, 10028545), (15, 6017127), (45, 2005709), (109, 828045), (327, 276015), (545, 165609), (981, 92005), (1635, 55203), (4905, 18401)]