81149852

素因数分解:

$2^2\times 7^1\times {\mathrm{311}}^1\times {\mathrm{9319}}^1$

素因数の和:9641

約数の個数: 24

約数和(自身を含む): 162839040

約数和(自身を除く): 81689188

約数列:

[1, 2, 4, 7, 14, 28, 311, 622, 1244, 2177, 4354, 8708, 9319, 18638, 37276, 65233, 130466, 260932, 2898209, 5796418, 11592836, 20287463, 40574926, 81149852]

約数ペア:

[(1, 81149852), (2, 40574926), (4, 20287463), (7, 11592836), (14, 5796418), (28, 2898209), (311, 260932), (622, 130466), (1244, 65233), (2177, 37276), (4354, 18638), (8708, 9319)]