8427291

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{149}}^1\times {\mathrm{1109}}^1$

素因数の和:1278

約数の個数: 16

約数和(自身を含む): 11988000

約数和(自身を除く): 3560709

約数列:

[1, 3, 17, 51, 149, 447, 1109, 2533, 3327, 7599, 18853, 56559, 165241, 495723, 2809097, 8427291]

約数ペア:

[(1, 8427291), (3, 2809097), (17, 495723), (51, 165241), (149, 56559), (447, 18853), (1109, 7599), (2533, 3327)]