285018839

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{141871}}^1$

素因数の和:141926

約数の個数: 12

約数和(自身を含む): 339641568

約数和(自身を除く): 54622729

約数列:

[1, 7, 41, 49, 287, 2009, 141871, 993097, 5816711, 6951679, 40716977, 285018839]

約数ペア:

[(1, 285018839), (7, 40716977), (41, 6951679), (49, 5816711), (287, 993097), (2009, 141871)]