1289144079

素因数分解:

$3^4\times {\mathrm{193}}^1\times {\mathrm{82463}}^1$

素因数の和:82668

約数の個数: 20

約数和(自身を含む): 1935759936

約数和(自身を除く): 646615857

約数列:

[1, 3, 9, 27, 81, 193, 579, 1737, 5211, 15633, 82463, 247389, 742167, 2226501, 6679503, 15915359, 47746077, 143238231, 429714693, 1289144079]

約数ペア:

[(1, 1289144079), (3, 429714693), (9, 143238231), (27, 47746077), (81, 15915359), (193, 6679503), (579, 2226501), (1737, 742167), (5211, 247389), (15633, 82463)]