69128213

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47251}}^1$

素因数の和:47288

約数の個数: 16

約数和(自身を含む): 90723840

約数和(自身を除く): 21595627

約数列:

[1, 7, 11, 19, 77, 133, 209, 1463, 47251, 330757, 519761, 897769, 3638327, 6284383, 9875459, 69128213]

約数ペア:

[(1, 69128213), (7, 9875459), (11, 6284383), (19, 3638327), (77, 897769), (133, 519761), (209, 330757), (1463, 47251)]