2257785

素因数分解:

$3^2\times 5^1\times {\mathrm{131}}^1\times {\mathrm{383}}^1$

素因数の和:525

約数の個数: 24

約数和(自身を含む): 3953664

約数和(自身を除く): 1695879

約数列:

[1, 3, 5, 9, 15, 45, 131, 383, 393, 655, 1149, 1179, 1915, 1965, 3447, 5745, 5895, 17235, 50173, 150519, 250865, 451557, 752595, 2257785]

約数ペア:

[(1, 2257785), (3, 752595), (5, 451557), (9, 250865), (15, 150519), (45, 50173), (131, 17235), (383, 5895), (393, 5745), (655, 3447), (1149, 1965), (1179, 1915)]