257436312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1532359}}^1$

素因数の和:1532375

約数の個数: 32

約数和(自身を含む): 735532800

約数和(自身を除く): 478096488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1532359, 3064718, 4597077, 6129436, 9194154, 10726513, 12258872, 18388308, 21453026, 32179539, 36776616, 42906052, 64359078, 85812104, 128718156, 257436312]

約数ペア:

[(1, 257436312), (2, 128718156), (3, 85812104), (4, 64359078), (6, 42906052), (7, 36776616), (8, 32179539), (12, 21453026), (14, 18388308), (21, 12258872), (24, 10726513), (28, 9194154), (42, 6129436), (56, 4597077), (84, 3064718), (168, 1532359)]