734807781

素因数分解:

$3^4\times {\mathrm{41}}^1\times {\mathrm{221261}}^1$

素因数の和:221314

約数の個数: 20

約数和(自身を含む): 1124453484

約数和(自身を除く): 389645703

約数列:

[1, 3, 9, 27, 41, 81, 123, 369, 1107, 3321, 221261, 663783, 1991349, 5974047, 9071701, 17922141, 27215103, 81645309, 244935927, 734807781]

約数ペア:

[(1, 734807781), (3, 244935927), (9, 81645309), (27, 27215103), (41, 17922141), (81, 9071701), (123, 5974047), (369, 1991349), (1107, 663783), (3321, 221261)]