255890488

素因数分解:

$2^3\times 7^1\times {\mathrm{449}}^1\times {\mathrm{10177}}^1$

素因数の和:10639

約数の個数: 32

約数和(自身を含む): 549612000

約数和(自身を除く): 293721512

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 449, 898, 1796, 3143, 3592, 6286, 10177, 12572, 20354, 25144, 40708, 71239, 81416, 142478, 284956, 569912, 4569473, 9138946, 18277892, 31986311, 36555784, 63972622, 127945244, 255890488]

約数ペア:

[(1, 255890488), (2, 127945244), (4, 63972622), (7, 36555784), (8, 31986311), (14, 18277892), (28, 9138946), (56, 4569473), (449, 569912), (898, 284956), (1796, 142478), (3143, 81416), (3592, 71239), (6286, 40708), (10177, 25144), (12572, 20354)]