13749345

素因数分解:

$3^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{1997}}^1$

素因数の和:2031

約数の個数: 40

約数和(自身を含む): 26109864

約数和(自身を除く): 12360519

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 81, 85, 135, 153, 255, 405, 459, 765, 1377, 1997, 2295, 5991, 6885, 9985, 17973, 29955, 33949, 53919, 89865, 101847, 161757, 169745, 269595, 305541, 509235, 808785, 916623, 1527705, 2749869, 4583115, 13749345]

約数ペア:

[(1, 13749345), (3, 4583115), (5, 2749869), (9, 1527705), (15, 916623), (17, 808785), (27, 509235), (45, 305541), (51, 269595), (81, 169745), (85, 161757), (135, 101847), (153, 89865), (255, 53919), (405, 33949), (459, 29955), (765, 17973), (1377, 9985), (1997, 6885), (2295, 5991)]