277580277

素因数分解:

$3^4\times {\mathrm{13}}^1\times {\mathrm{263609}}^1$

素因数の和:263634

約数の個数: 20

約数和(自身を含む): 446555340

約数和(自身を除く): 168975063

約数列:

[1, 3, 9, 13, 27, 39, 81, 117, 351, 1053, 263609, 790827, 2372481, 3426917, 7117443, 10280751, 21352329, 30842253, 92526759, 277580277]

約数ペア:

[(1, 277580277), (3, 92526759), (9, 30842253), (13, 21352329), (27, 10280751), (39, 7117443), (81, 3426917), (117, 2372481), (351, 790827), (1053, 263609)]