28312785

素因数分解:

$3^2\times 5^1\times {\mathrm{593}}^1\times {\mathrm{1061}}^1$

素因数の和:1665

約数の個数: 24

約数和(自身を含む): 49204584

約数和(自身を除く): 20891799

約数列:

[1, 3, 5, 9, 15, 45, 593, 1061, 1779, 2965, 3183, 5305, 5337, 8895, 9549, 15915, 26685, 47745, 629173, 1887519, 3145865, 5662557, 9437595, 28312785]

約数ペア:

[(1, 28312785), (3, 9437595), (5, 5662557), (9, 3145865), (15, 1887519), (45, 629173), (593, 47745), (1061, 26685), (1779, 15915), (2965, 9549), (3183, 8895), (5305, 5337)]