15887081

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{1123}}^1$

素因数の和:1220

約数の個数: 16

約数和(自身を含む): 18991104

約数和(自身を除く): 3104023

約数列:

[1, 7, 43, 47, 301, 329, 1123, 2021, 7861, 14147, 48289, 52781, 338023, 369467, 2269583, 15887081]

約数ペア:

[(1, 15887081), (7, 2269583), (43, 369467), (47, 338023), (301, 52781), (329, 48289), (1123, 14147), (2021, 7861)]