9780463

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{1789}}^1$

素因数の和:1878

約数の個数: 16

約数和(自身を含む): 12372480

約数和(自身を除く): 2592017

約数列:

[1, 7, 11, 71, 77, 497, 781, 1789, 5467, 12523, 19679, 127019, 137753, 889133, 1397209, 9780463]

約数ペア:

[(1, 9780463), (7, 1397209), (11, 889133), (71, 137753), (77, 127019), (497, 19679), (781, 12523), (1789, 5467)]