200970819

素因数分解:

$3^2\times 7^1\times {\mathrm{103}}^1\times {\mathrm{30971}}^1$

素因数の和:31087

約数の個数: 24

約数和(自身を含む): 334993152

約数和(自身を除く): 134022333

約数列:

[1, 3, 7, 9, 21, 63, 103, 309, 721, 927, 2163, 6489, 30971, 92913, 216797, 278739, 650391, 1951173, 3190013, 9570039, 22330091, 28710117, 66990273, 200970819]

約数ペア:

[(1, 200970819), (3, 66990273), (7, 28710117), (9, 22330091), (21, 9570039), (63, 3190013), (103, 1951173), (309, 650391), (721, 278739), (927, 216797), (2163, 92913), (6489, 30971)]