2017209

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{73}}^1\times {\mathrm{151}}^1$

素因数の和:288

約数の個数: 16

約数和(自身を含む): 2789504

約数和(自身を除く): 772295

約数列:

[1, 3, 61, 73, 151, 183, 219, 453, 4453, 9211, 11023, 13359, 27633, 33069, 672403, 2017209]

約数ペア:

[(1, 2017209), (3, 672403), (61, 33069), (73, 27633), (151, 13359), (183, 11023), (219, 9211), (453, 4453)]