12723361

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{3449}}^1$

素因数の和:3504

約数の個数: 16

約数和(自身を含む): 15897600

約数和(自身を除く): 3174239

約数列:

[1, 7, 17, 31, 119, 217, 527, 3449, 3689, 24143, 58633, 106919, 410431, 748433, 1817623, 12723361]

約数ペア:

[(1, 12723361), (7, 1817623), (17, 748433), (31, 410431), (119, 106919), (217, 58633), (527, 24143), (3449, 3689)]