897981

素因数分解:

$3^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{701}}^1$

素因数の和:772

約数の個数: 16

約数和(自身を含む): 1392768

約数和(自身を除く): 494787

約数列:

[1, 3, 7, 21, 61, 183, 427, 701, 1281, 2103, 4907, 14721, 42761, 128283, 299327, 897981]

約数ペア:

[(1, 897981), (3, 299327), (7, 128283), (21, 42761), (61, 14721), (183, 4907), (427, 2103), (701, 1281)]