12720568

素因数分解:

$2^3\times 7^1\times {\mathrm{227153}}^1$

素因数の和:227166

約数の個数: 16

約数和(自身を含む): 27258480

約数和(自身を除く): 14537912

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 227153, 454306, 908612, 1590071, 1817224, 3180142, 6360284, 12720568]

約数ペア:

[(1, 12720568), (2, 6360284), (4, 3180142), (7, 1817224), (8, 1590071), (14, 908612), (28, 454306), (56, 227153)]