81582004

素因数分解:

$2^2\times 7^1\times {\mathrm{439}}^1\times {\mathrm{6637}}^1$

素因数の和:7087

約数の個数: 24

約数和(自身を含む): 163560320

約数和(自身を除く): 81978316

約数列:

[1, 2, 4, 7, 14, 28, 439, 878, 1756, 3073, 6146, 6637, 12292, 13274, 26548, 46459, 92918, 185836, 2913643, 5827286, 11654572, 20395501, 40791002, 81582004]

約数ペア:

[(1, 81582004), (2, 40791002), (4, 20395501), (7, 11654572), (14, 5827286), (28, 2913643), (439, 185836), (878, 92918), (1756, 46459), (3073, 26548), (6146, 13274), (6637, 12292)]