17517789

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{9403}}^1$

素因数の和:9438

約数の個数: 20

約数和(自身を含む): 27309216

約数和(自身を除く): 9791427

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 9403, 28209, 84627, 216269, 253881, 648807, 761643, 1946421, 5839263, 17517789]

約数ペア:

[(1, 17517789), (3, 5839263), (9, 1946421), (23, 761643), (27, 648807), (69, 253881), (81, 216269), (207, 84627), (621, 28209), (1863, 9403)]