13553505

素因数分解:

$3^2\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{2531}}^1$

素因数の和:2566

約数の個数: 48

約数和(自身を含む): 28439424

約数和(自身を除く): 14885919

約数列:

[1, 3, 5, 7, 9, 15, 17, 21, 35, 45, 51, 63, 85, 105, 119, 153, 255, 315, 357, 595, 765, 1071, 1785, 2531, 5355, 7593, 12655, 17717, 22779, 37965, 43027, 53151, 88585, 113895, 129081, 159453, 215135, 265755, 301189, 387243, 645405, 797265, 903567, 1505945, 1936215, 2710701, 4517835, 13553505]

約数ペア:

[(1, 13553505), (3, 4517835), (5, 2710701), (7, 1936215), (9, 1505945), (15, 903567), (17, 797265), (21, 645405), (35, 387243), (45, 301189), (51, 265755), (63, 215135), (85, 159453), (105, 129081), (119, 113895), (153, 88585), (255, 53151), (315, 43027), (357, 37965), (595, 22779), (765, 17717), (1071, 12655), (1785, 7593), (2531, 5355)]