489287763

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{787903}}^1$

素因数の和:787935

約数の個数: 16

約数和(自身を含む): 756387840

約数和(自身を除く): 267100077

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 787903, 2363709, 7091127, 18121769, 21273381, 54365307, 163095921, 489287763]

約数ペア:

[(1, 489287763), (3, 163095921), (9, 54365307), (23, 21273381), (27, 18121769), (69, 7091127), (207, 2363709), (621, 787903)]