287357469

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{311}}^1\times {\mathrm{1913}}^1$

素因数の和:2257

約数の個数: 32

約数和(自身を含む): 458625024

約数和(自身を除く): 171267555

約数列:

[1, 3, 7, 21, 23, 69, 161, 311, 483, 933, 1913, 2177, 5739, 6531, 7153, 13391, 21459, 40173, 43999, 50071, 131997, 150213, 307993, 594943, 923979, 1784829, 4164601, 12493803, 13683689, 41051067, 95785823, 287357469]

約数ペア:

[(1, 287357469), (3, 95785823), (7, 41051067), (21, 13683689), (23, 12493803), (69, 4164601), (161, 1784829), (311, 923979), (483, 594943), (933, 307993), (1913, 150213), (2177, 131997), (5739, 50071), (6531, 43999), (7153, 40173), (13391, 21459)]