128547812

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{43963}}^1$

素因数の和:44027

約数の個数: 24

約数和(自身を含む): 243736416

約数和(自身を除く): 115188604

約数列:

[1, 2, 4, 17, 34, 43, 68, 86, 172, 731, 1462, 2924, 43963, 87926, 175852, 747371, 1494742, 1890409, 2989484, 3780818, 7561636, 32136953, 64273906, 128547812]

約数ペア:

[(1, 128547812), (2, 64273906), (4, 32136953), (17, 7561636), (34, 3780818), (43, 2989484), (68, 1890409), (86, 1494742), (172, 747371), (731, 175852), (1462, 87926), (2924, 43963)]