81477845

素因数分解:

$5^1\times {\mathrm{23}}^1\times {\mathrm{193}}^1\times {\mathrm{3671}}^1$

素因数の和:3892

約数の個数: 16

約数和(自身を含む): 102580992

約数和(自身を除く): 21103147

約数列:

[1, 5, 23, 115, 193, 965, 3671, 4439, 18355, 22195, 84433, 422165, 708503, 3542515, 16295569, 81477845]

約数ペア:

[(1, 81477845), (5, 16295569), (23, 3542515), (115, 708503), (193, 422165), (965, 84433), (3671, 22195), (4439, 18355)]