87431384

素因数分解:

$2^3\times {\mathrm{43}}^1\times {\mathrm{254161}}^1$

素因数の和:254210

約数の個数: 16

約数和(自身を含む): 167746920

約数和(自身を除く): 80315536

約数列:

[1, 2, 4, 8, 43, 86, 172, 344, 254161, 508322, 1016644, 2033288, 10928923, 21857846, 43715692, 87431384]

約数ペア:

[(1, 87431384), (2, 43715692), (4, 21857846), (8, 10928923), (43, 2033288), (86, 1016644), (172, 508322), (344, 254161)]