279117009

素因数分解:

$3^4\times {\mathrm{769}}^1\times {\mathrm{4481}}^1$

素因数の和:5262

約数の個数: 20

約数和(自身を含む): 417587940

約数和(自身を除く): 138470931

約数列:

[1, 3, 9, 27, 81, 769, 2307, 4481, 6921, 13443, 20763, 40329, 62289, 120987, 362961, 3445889, 10337667, 31013001, 93039003, 279117009]

約数ペア:

[(1, 279117009), (3, 93039003), (9, 31013001), (27, 10337667), (81, 3445889), (769, 362961), (2307, 120987), (4481, 62289), (6921, 40329), (13443, 20763)]