15641989

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{233}}^1\times {\mathrm{359}}^1$

素因数の和:620

約数の個数: 16

約数和(自身を含む): 18195840

約数和(自身を除く): 2553851

約数列:

[1, 11, 17, 187, 233, 359, 2563, 3949, 3961, 6103, 43571, 67133, 83647, 920117, 1421999, 15641989]

約数ペア:

[(1, 15641989), (11, 1421999), (17, 920117), (187, 83647), (233, 67133), (359, 43571), (2563, 6103), (3949, 3961)]