208964

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{439}}^1$

素因数の和:467

約数の個数: 24

約数和(自身を含む): 443520

約数和(自身を除く): 234556

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 439, 476, 878, 1756, 3073, 6146, 7463, 12292, 14926, 29852, 52241, 104482, 208964]

約数ペア:

[(1, 208964), (2, 104482), (4, 52241), (7, 29852), (14, 14926), (17, 12292), (28, 7463), (34, 6146), (68, 3073), (119, 1756), (238, 878), (439, 476)]