12384981

素因数分解:

$3^7\times 7^1\times {\mathrm{809}}^1$

素因数の和:837

約数の個数: 32

約数和(自身を含む): 21254400

約数和(自身を除く): 8869419

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 729, 809, 1701, 2187, 2427, 5103, 5663, 7281, 15309, 16989, 21843, 50967, 65529, 152901, 196587, 458703, 589761, 1376109, 1769283, 4128327, 12384981]

約数ペア:

[(1, 12384981), (3, 4128327), (7, 1769283), (9, 1376109), (21, 589761), (27, 458703), (63, 196587), (81, 152901), (189, 65529), (243, 50967), (567, 21843), (729, 16989), (809, 15309), (1701, 7281), (2187, 5663), (2427, 5103)]