213065879

素因数分解:

${\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{967}}^1\times {\mathrm{997}}^1$

素因数の和:1994

約数の個数: 16

約数和(自身を含む): 243448128

約数和(自身を除く): 30382249

約数列:

[1, 13, 17, 221, 967, 997, 12571, 12961, 16439, 16949, 213707, 220337, 964099, 12533287, 16389683, 213065879]

約数ペア:

[(1, 213065879), (13, 16389683), (17, 12533287), (221, 964099), (967, 220337), (997, 213707), (12571, 16949), (12961, 16439)]