205385715

素因数分解:

$3^2\times 5^1\times {\mathrm{937}}^1\times {\mathrm{4871}}^1$

素因数の和:5819

約数の個数: 24

約数和(自身を含む): 356455008

約数和(自身を除く): 151069293

約数列:

[1, 3, 5, 9, 15, 45, 937, 2811, 4685, 4871, 8433, 14055, 14613, 24355, 42165, 43839, 73065, 219195, 4564127, 13692381, 22820635, 41077143, 68461905, 205385715]

約数ペア:

[(1, 205385715), (3, 68461905), (5, 41077143), (9, 22820635), (15, 13692381), (45, 4564127), (937, 219195), (2811, 73065), (4685, 43839), (4871, 42165), (8433, 24355), (14055, 14613)]