2126663

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{389}}^1$

素因数の和:478

約数の個数: 16

約数和(自身を含む): 2695680

約数和(自身を除く): 569017

約数列:

[1, 7, 11, 71, 77, 389, 497, 781, 2723, 4279, 5467, 27619, 29953, 193333, 303809, 2126663]

約数ペア:

[(1, 2126663), (7, 303809), (11, 193333), (71, 29953), (77, 27619), (389, 5467), (497, 4279), (781, 2723)]