275457985

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{643}}^1\times {\mathrm{7789}}^1$

素因数の和:8448

約数の個数: 16

約数和(自身を含む): 361206720

約数和(自身を除く): 85748735

約数列:

[1, 5, 11, 55, 643, 3215, 7073, 7789, 35365, 38945, 85679, 428395, 5008327, 25041635, 55091597, 275457985]

約数ペア:

[(1, 275457985), (5, 55091597), (11, 25041635), (55, 5008327), (643, 428395), (3215, 85679), (7073, 38945), (7789, 35365)]