208344556

素因数分解:

$2^2\times 7^1\times {\mathrm{661}}^1\times {\mathrm{11257}}^1$

素因数の和:11929

約数の個数: 24

約数和(自身を含む): 417356576

約数和(自身を除く): 209012020

約数列:

[1, 2, 4, 7, 14, 28, 661, 1322, 2644, 4627, 9254, 11257, 18508, 22514, 45028, 78799, 157598, 315196, 7440877, 14881754, 29763508, 52086139, 104172278, 208344556]

約数ペア:

[(1, 208344556), (2, 104172278), (4, 52086139), (7, 29763508), (14, 14881754), (28, 7440877), (661, 315196), (1322, 157598), (2644, 78799), (4627, 45028), (9254, 22514), (11257, 18508)]