509193217

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{20411}}^1$

素因数の和:20544

約数の個数: 16

約数和(自身を含む): 582966720

約数和(自身を除く): 73773503

約数列:

[1, 13, 19, 101, 247, 1313, 1919, 20411, 24947, 265343, 387809, 2061511, 5041517, 26799643, 39168709, 509193217]

約数ペア:

[(1, 509193217), (13, 39168709), (19, 26799643), (101, 5041517), (247, 2061511), (1313, 387809), (1919, 265343), (20411, 24947)]