67987777

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{27967}}^1$

素因数の和:28008

約数の個数: 16

約数和(自身を含む): 84575232

約数和(自身を除く): 16587455

約数列:

[1, 11, 13, 17, 143, 187, 221, 2431, 27967, 307637, 363571, 475439, 3999281, 5229829, 6180707, 67987777]

約数ペア:

[(1, 67987777), (11, 6180707), (13, 5229829), (17, 3999281), (143, 475439), (187, 363571), (221, 307637), (2431, 27967)]