81031023

素因数分解:

$3^5\times {\mathrm{139}}^1\times {\mathrm{2399}}^1$

素因数の和:2553

約数の個数: 24

約数和(自身を含む): 122304000

約数和(自身を除く): 41272977

約数列:

[1, 3, 9, 27, 81, 139, 243, 417, 1251, 2399, 3753, 7197, 11259, 21591, 33777, 64773, 194319, 333461, 582957, 1000383, 3001149, 9003447, 27010341, 81031023]

約数ペア:

[(1, 81031023), (3, 27010341), (9, 9003447), (27, 3001149), (81, 1000383), (139, 582957), (243, 333461), (417, 194319), (1251, 64773), (2399, 33777), (3753, 21591), (7197, 11259)]