3978783

素因数分解:

$3^2\times {\mathrm{59}}^2\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 18

約数和(自身を含む): 5892224

約数和(自身を除く): 1913441

約数列:

[1, 3, 9, 59, 127, 177, 381, 531, 1143, 3481, 7493, 10443, 22479, 31329, 67437, 442087, 1326261, 3978783]

約数ペア:

[(1, 3978783), (3, 1326261), (9, 442087), (59, 67437), (127, 31329), (177, 22479), (381, 10443), (531, 7493), (1143, 3481)]