128790312

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{766609}}^1$

素因数の和:766625

約数の個数: 32

約数和(自身を含む): 367972800

約数和(自身を除く): 239182488

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 766609, 1533218, 2299827, 3066436, 4599654, 5366263, 6132872, 9199308, 10732526, 16098789, 18398616, 21465052, 32197578, 42930104, 64395156, 128790312]

約数ペア:

[(1, 128790312), (2, 64395156), (3, 42930104), (4, 32197578), (6, 21465052), (7, 18398616), (8, 16098789), (12, 10732526), (14, 9199308), (21, 6132872), (24, 5366263), (28, 4599654), (42, 3066436), (56, 2299827), (84, 1533218), (168, 766609)]