86721292

素因数分解:

$2^2\times 7^1\times {\mathrm{647}}^1\times {\mathrm{4787}}^1$

素因数の和:5445

約数の個数: 24

約数和(自身を含む): 173746944

約数和(自身を除く): 87025652

約数列:

[1, 2, 4, 7, 14, 28, 647, 1294, 2588, 4529, 4787, 9058, 9574, 18116, 19148, 33509, 67018, 134036, 3097189, 6194378, 12388756, 21680323, 43360646, 86721292]

約数ペア:

[(1, 86721292), (2, 43360646), (4, 21680323), (7, 12388756), (14, 6194378), (28, 3097189), (647, 134036), (1294, 67018), (2588, 33509), (4529, 19148), (4787, 18116), (9058, 9574)]