777897

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{613}}^1$

素因数の和:669

約数の個数: 16

約数和(自身を含む): 1178880

約数和(自身を除く): 400983

約数列:

[1, 3, 9, 27, 47, 141, 423, 613, 1269, 1839, 5517, 16551, 28811, 86433, 259299, 777897]

約数ペア:

[(1, 777897), (3, 259299), (9, 86433), (27, 28811), (47, 16551), (141, 5517), (423, 1839), (613, 1269)]