213315531

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{497239}}^1$

素因数の和:497266

約数の個数: 16

約数和(自身を含む): 334145280

約数和(自身を除く): 120829749

約数列:

[1, 3, 11, 13, 33, 39, 143, 429, 497239, 1491717, 5469629, 6464107, 16408887, 19392321, 71105177, 213315531]

約数ペア:

[(1, 213315531), (3, 71105177), (11, 19392321), (13, 16408887), (33, 6464107), (39, 5469629), (143, 1491717), (429, 497239)]