391207418

素因数分解:

$2^1\times 7^1\times {\mathrm{2861}}^1\times {\mathrm{9767}}^1$

素因数の和:12637

約数の個数: 16

約数和(自身を含む): 670944384

約数和(自身を除く): 279736966

約数列:

[1, 2, 7, 14, 2861, 5722, 9767, 19534, 20027, 40054, 68369, 136738, 27943387, 55886774, 195603709, 391207418]

約数ペア:

[(1, 391207418), (2, 195603709), (7, 55886774), (14, 27943387), (2861, 136738), (5722, 68369), (9767, 40054), (19534, 20027)]