397188449

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{29723}}^1$

素因数の和:29836

約数の個数: 16

約数和(自身を含む): 479388672

約数和(自身を除く): 82200223

約数列:

[1, 7, 23, 83, 161, 581, 1909, 13363, 29723, 208061, 683629, 2467009, 4785403, 17269063, 56741207, 397188449]

約数ペア:

[(1, 397188449), (7, 56741207), (23, 17269063), (83, 4785403), (161, 2467009), (581, 683629), (1909, 208061), (13363, 29723)]