51381209

素因数分解:

${\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{65789}}^1$

素因数の和:65871

約数の個数: 8

約数和(自身を含む): 56842560

約数和(自身を除く): 5461351

約数列:

[1, 11, 71, 781, 65789, 723679, 4671019, 51381209]

約数ペア:

[(1, 51381209), (11, 4671019), (71, 723679), (781, 65789)]