289408527

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{137}}^1\times {\mathrm{13807}}^1$

素因数の和:13967

約数の個数: 24

約数和(自身を含む): 445887936

約数和(自身を除く): 156479409

約数列:

[1, 3, 9, 17, 51, 137, 153, 411, 1233, 2329, 6987, 13807, 20961, 41421, 124263, 234719, 704157, 1891559, 2112471, 5674677, 17024031, 32156503, 96469509, 289408527]

約数ペア:

[(1, 289408527), (3, 96469509), (9, 32156503), (17, 17024031), (51, 5674677), (137, 2112471), (153, 1891559), (411, 704157), (1233, 234719), (2329, 124263), (6987, 41421), (13807, 20961)]