12756219

素因数分解:

$3^1\times 7^2\times {\mathrm{107}}^1\times {\mathrm{811}}^1$

素因数の和:935

約数の個数: 24

約数和(自身を含む): 19994688

約数和(自身を除く): 7238469

約数列:

[1, 3, 7, 21, 49, 107, 147, 321, 749, 811, 2247, 2433, 5243, 5677, 15729, 17031, 39739, 86777, 119217, 260331, 607439, 1822317, 4252073, 12756219]

約数ペア:

[(1, 12756219), (3, 4252073), (7, 1822317), (21, 607439), (49, 260331), (107, 119217), (147, 86777), (321, 39739), (749, 17031), (811, 15729), (2247, 5677), (2433, 5243)]