721468083

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{997}}^1\times {\mathrm{2027}}^1$

素因数の和:3051

約数の個数: 32

約数和(自身を含む): 1165791744

約数和(自身を除く): 444323661

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 997, 2027, 2991, 6081, 6979, 14189, 16949, 20937, 34459, 42567, 50847, 103377, 118643, 241213, 355929, 723639, 2020919, 6062757, 14146433, 34355623, 42439299, 103066869, 240489361, 721468083]

約数ペア:

[(1, 721468083), (3, 240489361), (7, 103066869), (17, 42439299), (21, 34355623), (51, 14146433), (119, 6062757), (357, 2020919), (997, 723639), (2027, 355929), (2991, 241213), (6081, 118643), (6979, 103377), (14189, 50847), (16949, 42567), (20937, 34459)]