320804517

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{199}}^1\times {\mathrm{4441}}^1$

素因数の和:4665

約数の個数: 24

約数和(自身を含む): 472628800

約数和(自身を除く): 151824283

約数列:

[1, 3, 11, 33, 121, 199, 363, 597, 2189, 4441, 6567, 13323, 24079, 48851, 72237, 146553, 537361, 883759, 1612083, 2651277, 9721349, 29164047, 106934839, 320804517]

約数ペア:

[(1, 320804517), (3, 106934839), (11, 29164047), (33, 9721349), (121, 2651277), (199, 1612083), (363, 883759), (597, 537361), (2189, 146553), (4441, 72237), (6567, 48851), (13323, 24079)]