82521439

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{11777}}^1$

素因数の和:11815

約数の個数: 24

約数和(自身を含む): 112786128

約数和(自身を除く): 30264689

約数列:

[1, 7, 11, 13, 49, 77, 91, 143, 539, 637, 1001, 7007, 11777, 82439, 129547, 153101, 577073, 906829, 1071707, 1684111, 6347803, 7501949, 11788777, 82521439]

約数ペア:

[(1, 82521439), (7, 11788777), (11, 7501949), (13, 6347803), (49, 1684111), (77, 1071707), (91, 906829), (143, 577073), (539, 153101), (637, 129547), (1001, 82439), (7007, 11777)]