138022281

素因数分解:

$3^2\times {\mathrm{29}}^1\times {\mathrm{528821}}^1$

素因数の和:528856

約数の個数: 12

約数和(自身を含む): 206240580

約数和(自身を除く): 68218299

約数列:

[1, 3, 9, 29, 87, 261, 528821, 1586463, 4759389, 15335809, 46007427, 138022281]

約数ペア:

[(1, 138022281), (3, 46007427), (9, 15335809), (29, 4759389), (87, 1586463), (261, 528821)]