31565889

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{68771}}^1$

素因数の和:68797

約数の個数: 16

約数和(自身を含む): 49515840

約数和(自身を除く): 17949951

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 68771, 206313, 618939, 1169107, 1856817, 3507321, 10521963, 31565889]

約数ペア:

[(1, 31565889), (3, 10521963), (9, 3507321), (17, 1856817), (27, 1169107), (51, 618939), (153, 206313), (459, 68771)]