209229916

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{173779}}^1$

素因数の和:173833

約数の個数: 24

約数和(自身を含む): 428193920

約数和(自身を除く): 218964004

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 301, 602, 1204, 173779, 347558, 695116, 1216453, 2432906, 4865812, 7472497, 14944994, 29889988, 52307479, 104614958, 209229916]

約数ペア:

[(1, 209229916), (2, 104614958), (4, 52307479), (7, 29889988), (14, 14944994), (28, 7472497), (43, 4865812), (86, 2432906), (172, 1216453), (301, 695116), (602, 347558), (1204, 173779)]