12399016

素因数分解:

$2^3\times 7^1\times {\mathrm{221411}}^1$

素因数の和:221424

約数の個数: 16

約数和(自身を含む): 26569440

約数和(自身を除く): 14170424

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 221411, 442822, 885644, 1549877, 1771288, 3099754, 6199508, 12399016]

約数ペア:

[(1, 12399016), (2, 6199508), (4, 3099754), (7, 1771288), (8, 1549877), (14, 885644), (28, 442822), (56, 221411)]