128972259

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{337}}^1\times {\mathrm{3271}}^1$

素因数の和:3627

約数の個数: 24

約数和(自身を含む): 201280352

約数和(自身を除く): 72308093

約数列:

[1, 3, 9, 13, 39, 117, 337, 1011, 3033, 3271, 4381, 9813, 13143, 29439, 39429, 42523, 127569, 382707, 1102327, 3306981, 9920943, 14330251, 42990753, 128972259]

約数ペア:

[(1, 128972259), (3, 42990753), (9, 14330251), (13, 9920943), (39, 3306981), (117, 1102327), (337, 382707), (1011, 127569), (3033, 42523), (3271, 39429), (4381, 29439), (9813, 13143)]