2154429

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1$

素因数の和:361

約数の個数: 24

約数和(自身を含む): 3363360

約数和(自身を除く): 1208931

約数列:

[1, 3, 9, 19, 43, 57, 129, 171, 293, 387, 817, 879, 2451, 2637, 5567, 7353, 12599, 16701, 37797, 50103, 113391, 239381, 718143, 2154429]

約数ペア:

[(1, 2154429), (3, 718143), (9, 239381), (19, 113391), (43, 50103), (57, 37797), (129, 16701), (171, 12599), (293, 7353), (387, 5567), (817, 2637), (879, 2451)]