27906479

素因数分解:

${\mathrm{31}}^2\times {\mathrm{71}}^1\times {\mathrm{409}}^1$

素因数の和:542

約数の個数: 12

約数和(自身を含む): 29313360

約数和(自身を除く): 1406881

約数列:

[1, 31, 71, 409, 961, 2201, 12679, 29039, 68231, 393049, 900209, 27906479]

約数ペア:

[(1, 27906479), (31, 900209), (71, 393049), (409, 68231), (961, 29039), (2201, 12679)]