202168737

素因数分解:

$3^3\times {\mathrm{71}}^1\times {\mathrm{163}}^1\times {\mathrm{647}}^1$

素因数の和:890

約数の個数: 32

約数和(自身を含む): 306063360

約数和(自身を除く): 103894623

約数列:

[1, 3, 9, 27, 71, 163, 213, 489, 639, 647, 1467, 1917, 1941, 4401, 5823, 11573, 17469, 34719, 45937, 104157, 105461, 137811, 312471, 316383, 413433, 949149, 1240299, 2847447, 7487731, 22463193, 67389579, 202168737]

約数ペア:

[(1, 202168737), (3, 67389579), (9, 22463193), (27, 7487731), (71, 2847447), (163, 1240299), (213, 949149), (489, 413433), (639, 316383), (647, 312471), (1467, 137811), (1917, 105461), (1941, 104157), (4401, 45937), (5823, 34719), (11573, 17469)]