6386805

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1999}}^1$

素因数の和:2081

約数の個数: 24

約数和(自身を含む): 11232000

約数和(自身を除く): 4845195

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 1999, 3195, 5997, 9995, 17991, 29985, 89955, 141929, 425787, 709645, 1277361, 2128935, 6386805]

約数ペア:

[(1, 6386805), (3, 2128935), (5, 1277361), (9, 709645), (15, 425787), (45, 141929), (71, 89955), (213, 29985), (355, 17991), (639, 9995), (1065, 5997), (1999, 3195)]