868635

素因数分解:

$3^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{199}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 1528800

約数和(自身を除く): 660165

約数列:

[1, 3, 5, 9, 15, 45, 97, 199, 291, 485, 597, 873, 995, 1455, 1791, 2985, 4365, 8955, 19303, 57909, 96515, 173727, 289545, 868635]

約数ペア:

[(1, 868635), (3, 289545), (5, 173727), (9, 96515), (15, 57909), (45, 19303), (97, 8955), (199, 4365), (291, 2985), (485, 1791), (597, 1455), (873, 995)]