87428656

素因数分解:

$2^4\times 7^1\times {\mathrm{780613}}^1$

素因数の和:780628

約数の個数: 20

約数和(自身を含む): 193592272

約数和(自身を除く): 106163616

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 780613, 1561226, 3122452, 5464291, 6244904, 10928582, 12489808, 21857164, 43714328, 87428656]

約数ペア:

[(1, 87428656), (2, 43714328), (4, 21857164), (7, 12489808), (8, 10928582), (14, 6244904), (16, 5464291), (28, 3122452), (56, 1561226), (112, 780613)]