28597485

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{433}}^1$

素因数の和:502

約数の個数: 64

約数和(自身を含む): 56996352

約数和(自身を除く): 28398867

約数列:

[1, 3, 5, 7, 15, 17, 21, 35, 37, 51, 85, 105, 111, 119, 185, 255, 259, 357, 433, 555, 595, 629, 777, 1295, 1299, 1785, 1887, 2165, 3031, 3145, 3885, 4403, 6495, 7361, 9093, 9435, 13209, 15155, 16021, 22015, 22083, 36805, 45465, 48063, 51527, 66045, 80105, 110415, 112147, 154581, 240315, 257635, 272357, 336441, 560735, 772905, 817071, 1361785, 1682205, 1906499, 4085355, 5719497, 9532495, 28597485]

約数ペア:

[(1, 28597485), (3, 9532495), (5, 5719497), (7, 4085355), (15, 1906499), (17, 1682205), (21, 1361785), (35, 817071), (37, 772905), (51, 560735), (85, 336441), (105, 272357), (111, 257635), (119, 240315), (185, 154581), (255, 112147), (259, 110415), (357, 80105), (433, 66045), (555, 51527), (595, 48063), (629, 45465), (777, 36805), (1295, 22083), (1299, 22015), (1785, 16021), (1887, 15155), (2165, 13209), (3031, 9435), (3145, 9093), (3885, 7361), (4403, 6495)]