388377591

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{9151}}^1$

素因数の和:9251

約数の個数: 32

約数和(自身を含む): 618528768

約数和(自身を除く): 230151177

約数列:

[1, 3, 7, 21, 43, 47, 129, 141, 301, 329, 903, 987, 2021, 6063, 9151, 14147, 27453, 42441, 64057, 192171, 393493, 430097, 1180479, 1290291, 2754451, 3010679, 8263353, 9032037, 18494171, 55482513, 129459197, 388377591]

約数ペア:

[(1, 388377591), (3, 129459197), (7, 55482513), (21, 18494171), (43, 9032037), (47, 8263353), (129, 3010679), (141, 2754451), (301, 1290291), (329, 1180479), (903, 430097), (987, 393493), (2021, 192171), (6063, 64057), (9151, 42441), (14147, 27453)]