422552781

素因数分解:

$3^4\times 7^1\times {\mathrm{745243}}^1$

素因数の和:745262

約数の個数: 20

約数和(自身を含む): 721396192

約数和(自身を除く): 298843411

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 745243, 2235729, 5216701, 6707187, 15650103, 20121561, 46950309, 60364683, 140850927, 422552781]

約数ペア:

[(1, 422552781), (3, 140850927), (7, 60364683), (9, 46950309), (21, 20121561), (27, 15650103), (63, 6707187), (81, 5216701), (189, 2235729), (567, 745243)]