2009448007

素因数分解:

$7^3\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{3323}}^1$

素因数の和:3428

約数の個数: 32

約数和(自身を含む): 2457100800

約数和(自身を除く): 447652793

約数列:

[1, 7, 41, 43, 49, 287, 301, 343, 1763, 2009, 2107, 3323, 12341, 14063, 14749, 23261, 86387, 136243, 142889, 162827, 604709, 953701, 1000223, 1139789, 5858449, 6675907, 7001561, 41009143, 46731349, 49010927, 287064001, 2009448007]

約数ペア:

[(1, 2009448007), (7, 287064001), (41, 49010927), (43, 46731349), (49, 41009143), (287, 7001561), (301, 6675907), (343, 5858449), (1763, 1139789), (2009, 1000223), (2107, 953701), (3323, 604709), (12341, 162827), (14063, 142889), (14749, 136243), (23261, 86387)]