997822

素因数分解:

$2^1\times 7^1\times {\mathrm{263}}^1\times {\mathrm{271}}^1$

素因数の和:543

約数の個数: 16

約数和(自身を含む): 1723392

約数和(自身を除く): 725570

約数列:

[1, 2, 7, 14, 263, 271, 526, 542, 1841, 1897, 3682, 3794, 71273, 142546, 498911, 997822]

約数ペア:

[(1, 997822), (2, 498911), (7, 142546), (14, 71273), (263, 3794), (271, 3682), (526, 1897), (542, 1841)]