81055765

素因数分解:

$5^1\times 7^1\times {\mathrm{139}}^1\times {\mathrm{16661}}^1$

素因数の和:16812

約数の個数: 16

約数和(自身を含む): 111968640

約数和(自身を除く): 30912875

約数列:

[1, 5, 7, 35, 139, 695, 973, 4865, 16661, 83305, 116627, 583135, 2315879, 11579395, 16211153, 81055765]

約数ペア:

[(1, 81055765), (5, 16211153), (7, 11579395), (35, 2315879), (139, 583135), (695, 116627), (973, 83305), (4865, 16661)]