2666206

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{389}}^1$

素因数の和:563

約数の個数: 16

約数和(自身を含む): 4212000

約数和(自身を除く): 1545794

約数列:

[1, 2, 23, 46, 149, 298, 389, 778, 3427, 6854, 8947, 17894, 57961, 115922, 1333103, 2666206]

約数ペア:

[(1, 2666206), (2, 1333103), (23, 115922), (46, 57961), (149, 17894), (298, 8947), (389, 6854), (778, 3427)]