129428656

素因数分解:

$2^4\times 7^1\times {\mathrm{1155613}}^1$

素因数の和:1155628

約数の個数: 20

約数和(自身を含む): 286592272

約数和(自身を除く): 157163616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1155613, 2311226, 4622452, 8089291, 9244904, 16178582, 18489808, 32357164, 64714328, 129428656]

約数ペア:

[(1, 129428656), (2, 64714328), (4, 32357164), (7, 18489808), (8, 16178582), (14, 9244904), (16, 8089291), (28, 4622452), (56, 2311226), (112, 1155613)]