12546981

素因数分解:

$3^4\times {\mathrm{191}}^1\times {\mathrm{811}}^1$

素因数の和:1014

約数の個数: 20

約数和(自身を含む): 18864384

約数和(自身を除く): 6317403

約数列:

[1, 3, 9, 27, 81, 191, 573, 811, 1719, 2433, 5157, 7299, 15471, 21897, 65691, 154901, 464703, 1394109, 4182327, 12546981]

約数ペア:

[(1, 12546981), (3, 4182327), (9, 1394109), (27, 464703), (81, 154901), (191, 65691), (573, 21897), (811, 15471), (1719, 7299), (2433, 5157)]