252151485

素因数分解:

$3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{6781}}^1$

素因数の和:6893

約数の個数: 32

約数和(自身を含む): 420592512

約数和(自身を除く): 168441027

約数列:

[1, 3, 5, 15, 37, 67, 111, 185, 201, 335, 555, 1005, 2479, 6781, 7437, 12395, 20343, 33905, 37185, 101715, 250897, 454327, 752691, 1254485, 1362981, 2271635, 3763455, 6814905, 16810099, 50430297, 84050495, 252151485]

約数ペア:

[(1, 252151485), (3, 84050495), (5, 50430297), (15, 16810099), (37, 6814905), (67, 3763455), (111, 2271635), (185, 1362981), (201, 1254485), (335, 752691), (555, 454327), (1005, 250897), (2479, 101715), (6781, 37185), (7437, 33905), (12395, 20343)]