30860739

素因数分解:

$3^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{769}}^1$

素因数の和:809

約数の個数: 48

約数和(自身を含む): 56056000

約数和(自身を除く): 25195261

約数列:

[1, 3, 7, 9, 13, 21, 39, 49, 63, 91, 117, 147, 273, 343, 441, 637, 769, 819, 1029, 1911, 2307, 3087, 4459, 5383, 5733, 6921, 9997, 13377, 16149, 29991, 37681, 40131, 48447, 69979, 89973, 113043, 209937, 263767, 339129, 489853, 629811, 791301, 1469559, 2373903, 3428971, 4408677, 10286913, 30860739]

約数ペア:

[(1, 30860739), (3, 10286913), (7, 4408677), (9, 3428971), (13, 2373903), (21, 1469559), (39, 791301), (49, 629811), (63, 489853), (91, 339129), (117, 263767), (147, 209937), (273, 113043), (343, 89973), (441, 69979), (637, 48447), (769, 40131), (819, 37681), (1029, 29991), (1911, 16149), (2307, 13377), (3087, 9997), (4459, 6921), (5383, 5733)]