675565

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{173}}^1$

素因数の和:260

約数の個数: 16

約数和(自身を含む): 902016

約数和(自身を除く): 226451

約数列:

[1, 5, 11, 55, 71, 173, 355, 781, 865, 1903, 3905, 9515, 12283, 61415, 135113, 675565]

約数ペア:

[(1, 675565), (5, 135113), (11, 61415), (55, 12283), (71, 9515), (173, 3905), (355, 1903), (781, 865)]