219323781

素因数分解:

$3^5\times {\mathrm{29}}^1\times {\mathrm{31123}}^1$

素因数の和:31167

約数の個数: 24

約数和(自身を含む): 339874080

約数和(自身を除く): 120550299

約数列:

[1, 3, 9, 27, 29, 81, 87, 243, 261, 783, 2349, 7047, 31123, 93369, 280107, 840321, 902567, 2520963, 2707701, 7562889, 8123103, 24369309, 73107927, 219323781]

約数ペア:

[(1, 219323781), (3, 73107927), (9, 24369309), (27, 8123103), (29, 7562889), (81, 2707701), (87, 2520963), (243, 902567), (261, 840321), (783, 280107), (2349, 93369), (7047, 31123)]