42090286

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^2\times {\mathrm{1361}}^1$

素因数の和:1464

約数の個数: 24

約数和(自身を含む): 73776816

約数和(自身を除く): 31686530

約数列:

[1, 2, 7, 14, 47, 94, 329, 658, 1361, 2209, 2722, 4418, 9527, 15463, 19054, 30926, 63967, 127934, 447769, 895538, 3006449, 6012898, 21045143, 42090286]

約数ペア:

[(1, 42090286), (2, 21045143), (7, 6012898), (14, 3006449), (47, 895538), (94, 447769), (329, 127934), (658, 63967), (1361, 30926), (2209, 19054), (2722, 15463), (4418, 9527)]