28207403

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{293}}^1\times {\mathrm{809}}^1$

素因数の和:1126

約数の個数: 16

約数和(自身を含む): 34292160

約数和(自身を除く): 6084757

約数列:

[1, 7, 17, 119, 293, 809, 2051, 4981, 5663, 13753, 34867, 96271, 237037, 1659259, 4029629, 28207403]

約数ペア:

[(1, 28207403), (7, 4029629), (17, 1659259), (119, 237037), (293, 96271), (809, 34867), (2051, 13753), (4981, 5663)]