201858391

素因数分解:

$7^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{7817}}^1$

素因数の和:7879

約数の個数: 24

約数和(自身を含む): 256680576

約数和(自身を除く): 54822185

約数列:

[1, 7, 17, 31, 49, 119, 217, 527, 833, 1519, 3689, 7817, 25823, 54719, 132889, 242327, 383033, 930223, 1696289, 4119559, 6511561, 11874023, 28836913, 201858391]

約数ペア:

[(1, 201858391), (7, 28836913), (17, 11874023), (31, 6511561), (49, 4119559), (119, 1696289), (217, 930223), (527, 383033), (833, 242327), (1519, 132889), (3689, 54719), (7817, 25823)]