55120247

素因数分解:

$7^2\times {\mathrm{13}}^1\times {\mathrm{86531}}^1$

素因数の和:86558

約数の個数: 12

約数和(自身を含む): 69052536

約数和(自身を除く): 13932289

約数列:

[1, 7, 13, 49, 91, 637, 86531, 605717, 1124903, 4240019, 7874321, 55120247]

約数ペア:

[(1, 55120247), (7, 7874321), (13, 4240019), (49, 1124903), (91, 605717), (637, 86531)]