28233405

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{547}}^1$

素因数の和:626

約数の個数: 48

約数和(自身を含む): 51976704

約数和(自身を除く): 23743299

約数列:

[1, 3, 5, 9, 15, 31, 37, 45, 93, 111, 155, 185, 279, 333, 465, 547, 555, 1147, 1395, 1641, 1665, 2735, 3441, 4923, 5735, 8205, 10323, 16957, 17205, 20239, 24615, 50871, 51615, 60717, 84785, 101195, 152613, 182151, 254355, 303585, 627409, 763065, 910755, 1882227, 3137045, 5646681, 9411135, 28233405]

約数ペア:

[(1, 28233405), (3, 9411135), (5, 5646681), (9, 3137045), (15, 1882227), (31, 910755), (37, 763065), (45, 627409), (93, 303585), (111, 254355), (155, 182151), (185, 152613), (279, 101195), (333, 84785), (465, 60717), (547, 51615), (555, 50871), (1147, 24615), (1395, 20239), (1641, 17205), (1665, 16957), (2735, 10323), (3441, 8205), (4923, 5735)]