12728492

素因数分解:

$2^2\times 7^1\times {\mathrm{499}}^1\times {\mathrm{911}}^1$

素因数の和:1421

約数の個数: 24

約数和(自身を含む): 25536000

約数和(自身を除く): 12807508

約数列:

[1, 2, 4, 7, 14, 28, 499, 911, 998, 1822, 1996, 3493, 3644, 6377, 6986, 12754, 13972, 25508, 454589, 909178, 1818356, 3182123, 6364246, 12728492]

約数ペア:

[(1, 12728492), (2, 6364246), (4, 3182123), (7, 1818356), (14, 909178), (28, 454589), (499, 25508), (911, 13972), (998, 12754), (1822, 6986), (1996, 6377), (3493, 3644)]