15784857

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{113}}^1$

素因数の和:230

約数の個数: 48

約数和(自身を含む): 26889408

約数和(自身を除く): 11104551

約数列:

[1, 3, 9, 11, 17, 33, 51, 83, 99, 113, 153, 187, 249, 339, 561, 747, 913, 1017, 1243, 1411, 1683, 1921, 2739, 3729, 4233, 5763, 8217, 9379, 11187, 12699, 15521, 17289, 21131, 28137, 46563, 63393, 84411, 103169, 139689, 159443, 190179, 309507, 478329, 928521, 1434987, 1753873, 5261619, 15784857]

約数ペア:

[(1, 15784857), (3, 5261619), (9, 1753873), (11, 1434987), (17, 928521), (33, 478329), (51, 309507), (83, 190179), (99, 159443), (113, 139689), (153, 103169), (187, 84411), (249, 63393), (339, 46563), (561, 28137), (747, 21131), (913, 17289), (1017, 15521), (1243, 12699), (1411, 11187), (1683, 9379), (1921, 8217), (2739, 5763), (3729, 4233)]