13690845

素因数分解:

$3^2\times 5^1\times 7^3\times {\mathrm{887}}^1$

素因数の和:919

約数の個数: 48

約数和(自身を含む): 27705600

約数和(自身を除く): 14014755

約数列:

[1, 3, 5, 7, 9, 15, 21, 35, 45, 49, 63, 105, 147, 245, 315, 343, 441, 735, 887, 1029, 1715, 2205, 2661, 3087, 4435, 5145, 6209, 7983, 13305, 15435, 18627, 31045, 39915, 43463, 55881, 93135, 130389, 217315, 279405, 304241, 391167, 651945, 912723, 1521205, 1955835, 2738169, 4563615, 13690845]

約数ペア:

[(1, 13690845), (3, 4563615), (5, 2738169), (7, 1955835), (9, 1521205), (15, 912723), (21, 651945), (35, 391167), (45, 304241), (49, 279405), (63, 217315), (105, 130389), (147, 93135), (245, 55881), (315, 43463), (343, 39915), (441, 31045), (735, 18627), (887, 15435), (1029, 13305), (1715, 7983), (2205, 6209), (2661, 5145), (3087, 4435)]