13980715

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23497}}^1$

素因数の和:23526

約数の個数: 16

約数和(自身を含む): 20302272

約数和(自身を除く): 6321557

約数列:

[1, 5, 7, 17, 35, 85, 119, 595, 23497, 117485, 164479, 399449, 822395, 1997245, 2796143, 13980715]

約数ペア:

[(1, 13980715), (5, 2796143), (7, 1997245), (17, 822395), (35, 399449), (85, 164479), (119, 117485), (595, 23497)]