209905154

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{199151}}^1$

素因数の和:199201

約数の個数: 16

約数和(自身を含む): 344134656

約数和(自身を除く): 134229502

約数列:

[1, 2, 17, 31, 34, 62, 527, 1054, 199151, 398302, 3385567, 6173681, 6771134, 12347362, 104952577, 209905154]

約数ペア:

[(1, 209905154), (2, 104952577), (17, 12347362), (31, 6771134), (34, 6173681), (62, 3385567), (527, 398302), (1054, 199151)]