821916063

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{443}}^1\times {\mathrm{8963}}^1$

素因数の和:9435

約数の個数: 24

約数和(自身を含む): 1241764992

約数和(自身を除く): 419848929

約数列:

[1, 3, 9, 23, 69, 207, 443, 1329, 3987, 8963, 10189, 26889, 30567, 80667, 91701, 206149, 618447, 1855341, 3970609, 11911827, 35735481, 91324007, 273972021, 821916063]

約数ペア:

[(1, 821916063), (3, 273972021), (9, 91324007), (23, 35735481), (69, 11911827), (207, 3970609), (443, 1855341), (1329, 618447), (3987, 206149), (8963, 91701), (10189, 80667), (26889, 30567)]