81230612

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{193}}^1\times {\mathrm{2447}}^1$

素因数の和:2687

約数の個数: 24

約数和(自身を含む): 146272896

約数和(自身を除く): 65042284

約数列:

[1, 2, 4, 43, 86, 172, 193, 386, 772, 2447, 4894, 8299, 9788, 16598, 33196, 105221, 210442, 420884, 472271, 944542, 1889084, 20307653, 40615306, 81230612]

約数ペア:

[(1, 81230612), (2, 40615306), (4, 20307653), (43, 1889084), (86, 944542), (172, 472271), (193, 420884), (386, 210442), (772, 105221), (2447, 33196), (4894, 16598), (8299, 9788)]