397331277

素因数分解:

$3^1\times 7^1\times {\mathrm{313}}^1\times {\mathrm{60449}}^1$

素因数の和:60772

約数の個数: 16

約数和(自身を含む): 607401600

約数和(自身を除く): 210070323

約数列:

[1, 3, 7, 21, 313, 939, 2191, 6573, 60449, 181347, 423143, 1269429, 18920537, 56761611, 132443759, 397331277]

約数ペア:

[(1, 397331277), (3, 132443759), (7, 56761611), (21, 18920537), (313, 1269429), (939, 423143), (2191, 181347), (6573, 60449)]