17247447

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{11903}}^1$

素因数の和:11939

約数の個数: 24

約数和(自身を含む): 29712384

約数和(自身を除く): 12464937

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 11903, 35709, 83321, 107127, 249963, 273769, 749889, 821307, 1916383, 2463921, 5749149, 17247447]

約数ペア:

[(1, 17247447), (3, 5749149), (7, 2463921), (9, 1916383), (21, 821307), (23, 749889), (63, 273769), (69, 249963), (161, 107127), (207, 83321), (483, 35709), (1449, 11903)]