256688309

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{199}}^1\times {\mathrm{2341}}^1$

素因数の和:2588

約数の個数: 16

約数和(自身を含む): 281040000

約数和(自身を除く): 24351691

約数列:

[1, 19, 29, 199, 551, 2341, 3781, 5771, 44479, 67889, 109649, 465859, 1289891, 8851321, 13509911, 256688309]

約数ペア:

[(1, 256688309), (19, 13509911), (29, 8851321), (199, 1289891), (551, 465859), (2341, 109649), (3781, 67889), (5771, 44479)]