9138663

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{439}}^1$

素因数の和:708

約数の個数: 20

約数和(自身を含む): 13735920

約数和(自身を除く): 4597257

約数列:

[1, 3, 9, 27, 81, 257, 439, 771, 1317, 2313, 3951, 6939, 11853, 20817, 35559, 112823, 338469, 1015407, 3046221, 9138663]

約数ペア:

[(1, 9138663), (3, 3046221), (9, 1015407), (27, 338469), (81, 112823), (257, 35559), (439, 20817), (771, 11853), (1317, 6939), (2313, 3951)]