256407564

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{3052471}}^1$

素因数の和:3052485

約数の個数: 24

約数和(自身を含む): 683753728

約数和(自身を除く): 427346164

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 3052471, 6104942, 9157413, 12209884, 18314826, 21367297, 36629652, 42734594, 64101891, 85469188, 128203782, 256407564]

約数ペア:

[(1, 256407564), (2, 128203782), (3, 85469188), (4, 64101891), (6, 42734594), (7, 36629652), (12, 21367297), (14, 18314826), (21, 12209884), (28, 9157413), (42, 6104942), (84, 3052471)]