131555601

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{173}}^1\times {\mathrm{4447}}^1$

素因数の和:4645

約数の個数: 24

約数和(自身を含む): 201227520

約数和(自身を除く): 69671919

約数列:

[1, 3, 9, 19, 57, 171, 173, 519, 1557, 3287, 4447, 9861, 13341, 29583, 40023, 84493, 253479, 760437, 769331, 2307993, 6923979, 14617289, 43851867, 131555601]

約数ペア:

[(1, 131555601), (3, 43851867), (9, 14617289), (19, 6923979), (57, 2307993), (171, 769331), (173, 760437), (519, 253479), (1557, 84493), (3287, 40023), (4447, 29583), (9861, 13341)]