81353162

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{3739}}^1$

素因数の和:3818

約数の個数: 32

約数和(自身を含む): 142179840

約数和(自身を除く): 60826678

約数列:

[1, 2, 11, 22, 23, 43, 46, 86, 253, 473, 506, 946, 989, 1978, 3739, 7478, 10879, 21758, 41129, 82258, 85997, 160777, 171994, 321554, 945967, 1768547, 1891934, 3537094, 3697871, 7395742, 40676581, 81353162]

約数ペア:

[(1, 81353162), (2, 40676581), (11, 7395742), (22, 3697871), (23, 3537094), (43, 1891934), (46, 1768547), (86, 945967), (253, 321554), (473, 171994), (506, 160777), (946, 85997), (989, 82258), (1978, 41129), (3739, 21758), (7478, 10879)]