861254927

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^2\times {\mathrm{5303}}^1$

素因数の和:5391

約数の個数: 18

約数和(自身を含む): 963837576

約数和(自身を除く): 102582649

約数列:

[1, 13, 31, 169, 403, 961, 5239, 5303, 12493, 68939, 162409, 164393, 896207, 2137109, 5096183, 27782417, 66250379, 861254927]

約数ペア:

[(1, 861254927), (13, 66250379), (31, 27782417), (169, 5096183), (403, 2137109), (961, 896207), (5239, 164393), (5303, 162409), (12493, 68939)]