217469853

素因数分解:

$3^4\times {\mathrm{23}}^1\times {\mathrm{116731}}^1$

素因数の和:116766

約数の個数: 20

約数和(自身を含む): 338989728

約数和(自身を除く): 121519875

約数列:

[1, 3, 9, 23, 27, 69, 81, 207, 621, 1863, 116731, 350193, 1050579, 2684813, 3151737, 8054439, 9455211, 24163317, 72489951, 217469853]

約数ペア:

[(1, 217469853), (3, 72489951), (9, 24163317), (23, 9455211), (27, 8054439), (69, 3151737), (81, 2684813), (207, 1050579), (621, 350193), (1863, 116731)]