140338521

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{2381}}^1$

素因数の和:2486

約数の個数: 32

約数和(自身を含む): 217238400

約数和(自身を除く): 76899879

約数列:

[1, 3, 9, 27, 37, 59, 111, 177, 333, 531, 999, 1593, 2183, 2381, 6549, 7143, 19647, 21429, 58941, 64287, 88097, 140479, 264291, 421437, 792873, 1264311, 2378619, 3792933, 5197723, 15593169, 46779507, 140338521]

約数ペア:

[(1, 140338521), (3, 46779507), (9, 15593169), (27, 5197723), (37, 3792933), (59, 2378619), (111, 1264311), (177, 792873), (333, 421437), (531, 264291), (999, 140479), (1593, 88097), (2183, 64287), (2381, 58941), (6549, 21429), (7143, 19647)]