280890261

素因数分解:

$3^6\times {\mathrm{373}}^1\times {\mathrm{1033}}^1$

素因数の和:1424

約数の個数: 28

約数和(自身を含む): 422680588

約数和(自身を除く): 141790327

約数列:

[1, 3, 9, 27, 81, 243, 373, 729, 1033, 1119, 3099, 3357, 9297, 10071, 27891, 30213, 83673, 90639, 251019, 271917, 385309, 753057, 1155927, 3467781, 10403343, 31210029, 93630087, 280890261]

約数ペア:

[(1, 280890261), (3, 93630087), (9, 31210029), (27, 10403343), (81, 3467781), (243, 1155927), (373, 753057), (729, 385309), (1033, 271917), (1119, 251019), (3099, 90639), (3357, 83673), (9297, 30213), (10071, 27891)]