989303

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1$

素因数の和:182

約数の個数: 16

約数和(自身を含む): 1204224

約数和(自身を除く): 214921

約数列:

[1, 7, 31, 47, 97, 217, 329, 679, 1457, 3007, 4559, 10199, 21049, 31913, 141329, 989303]

約数ペア:

[(1, 989303), (7, 141329), (31, 31913), (47, 21049), (97, 10199), (217, 4559), (329, 3007), (679, 1457)]