209968258

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{21977}}^1$

素因数の和:22277

約数の個数: 16

約数和(自身を含む): 334680984

約数和(自身を除く): 124712726

約数列:

[1, 2, 17, 34, 281, 562, 4777, 9554, 21977, 43954, 373609, 747218, 6175537, 12351074, 104984129, 209968258]

約数ペア:

[(1, 209968258), (2, 104984129), (17, 12351074), (34, 6175537), (281, 747218), (562, 373609), (4777, 43954), (9554, 21977)]