81721299

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{130337}}^1$

素因数の和:130370

約数の個数: 16

約数和(自身を含む): 125124480

約数和(自身を除く): 43403181

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 130337, 391011, 1433707, 2476403, 4301121, 7429209, 27240433, 81721299]

約数ペア:

[(1, 81721299), (3, 27240433), (11, 7429209), (19, 4301121), (33, 2476403), (57, 1433707), (209, 391011), (627, 130337)]