825309

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{443}}^1$

素因数の和:478

約数の個数: 20

約数和(自身を含む): 1289376

約数和(自身を除く): 464067

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 443, 621, 1329, 1863, 3987, 10189, 11961, 30567, 35883, 91701, 275103, 825309]

約数ペア:

[(1, 825309), (3, 275103), (9, 91701), (23, 35883), (27, 30567), (69, 11961), (81, 10189), (207, 3987), (443, 1863), (621, 1329)]