828821079

素因数分解:

$3^4\times {\mathrm{823}}^1\times {\mathrm{12433}}^1$

素因数の和:13268

約数の個数: 20

約数和(自身を含む): 1239719536

約数和(自身を除く): 410898457

約数列:

[1, 3, 9, 27, 81, 823, 2469, 7407, 12433, 22221, 37299, 66663, 111897, 335691, 1007073, 10232359, 30697077, 92091231, 276273693, 828821079]

約数ペア:

[(1, 828821079), (3, 276273693), (9, 92091231), (27, 30697077), (81, 10232359), (823, 1007073), (2469, 335691), (7407, 111897), (12433, 66663), (22221, 37299)]