891569781

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{70709}}^1$

素因数の和:71185

約数の個数: 16

約数和(自身を含む): 1323691200

約数和(自身を除く): 432121419

約数列:

[1, 3, 9, 27, 467, 1401, 4203, 12609, 70709, 212127, 636381, 1909143, 33021103, 99063309, 297189927, 891569781]

約数ペア:

[(1, 891569781), (3, 297189927), (9, 99063309), (27, 33021103), (467, 1909143), (1401, 636381), (4203, 212127), (12609, 70709)]