1256304897

素因数分解:

$3^5\times {\mathrm{109}}^1\times {\mathrm{47431}}^1$

素因数の和:47555

約数の個数: 24

約数和(自身を含む): 1899177280

約数和(自身を除く): 642872383

約数列:

[1, 3, 9, 27, 81, 109, 243, 327, 981, 2943, 8829, 26487, 47431, 142293, 426879, 1280637, 3841911, 5169979, 11525733, 15509937, 46529811, 139589433, 418768299, 1256304897]

約数ペア:

[(1, 1256304897), (3, 418768299), (9, 139589433), (27, 46529811), (81, 15509937), (109, 11525733), (243, 5169979), (327, 3841911), (981, 1280637), (2943, 426879), (8829, 142293), (26487, 47431)]