1279703313

素因数分解:

$3^3\times 7^1\times {\mathrm{1621}}^1\times {\mathrm{4177}}^1$

素因数の和:5814

約数の個数: 32

約数和(自身を含む): 2168549120

約数和(自身を除く): 888845807

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 1621, 4177, 4863, 11347, 12531, 14589, 29239, 34041, 37593, 43767, 87717, 102123, 112779, 263151, 306369, 789453, 6770917, 20312751, 47396419, 60938253, 142189257, 182814759, 426567771, 1279703313]

約数ペア:

[(1, 1279703313), (3, 426567771), (7, 182814759), (9, 142189257), (21, 60938253), (27, 47396419), (63, 20312751), (189, 6770917), (1621, 789453), (4177, 306369), (4863, 263151), (11347, 112779), (12531, 102123), (14589, 87717), (29239, 43767), (34041, 37593)]