2581569

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{359}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 4043520

約数和(自身を除く): 1461951

約数列:

[1, 3, 9, 17, 47, 51, 141, 153, 359, 423, 799, 1077, 2397, 3231, 6103, 7191, 16873, 18309, 50619, 54927, 151857, 286841, 860523, 2581569]

約数ペア:

[(1, 2581569), (3, 860523), (9, 286841), (17, 151857), (47, 54927), (51, 50619), (141, 18309), (153, 16873), (359, 7191), (423, 6103), (799, 3231), (1077, 2397)]