138659454

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{405437}}^1$

素因数の和:405464

約数の個数: 24

約数和(自身を含む): 316241640

約数和(自身を除く): 177582186

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 405437, 810874, 1216311, 2432622, 3648933, 7297866, 7703303, 15406606, 23109909, 46219818, 69329727, 138659454]

約数ペア:

[(1, 138659454), (2, 69329727), (3, 46219818), (6, 23109909), (9, 15406606), (18, 7703303), (19, 7297866), (38, 3648933), (57, 2432622), (114, 1216311), (171, 810874), (342, 405437)]