28919319

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{67411}}^1$

素因数の和:67438

約数の個数: 16

約数和(自身を含む): 45300864

約数和(自身を除く): 16381545

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 67411, 202233, 741521, 876343, 2224563, 2629029, 9639773, 28919319]

約数ペア:

[(1, 28919319), (3, 9639773), (11, 2629029), (13, 2224563), (33, 876343), (39, 741521), (143, 202233), (429, 67411)]