77880321

素因数分解:

$3^2\times {\mathrm{157}}^1\times {\mathrm{55117}}^1$

素因数の和:55280

約数の個数: 12

約数和(自身を含む): 113212372

約数和(自身を除く): 35332051

約数列:

[1, 3, 9, 157, 471, 1413, 55117, 165351, 496053, 8653369, 25960107, 77880321]

約数ペア:

[(1, 77880321), (3, 25960107), (9, 8653369), (157, 496053), (471, 165351), (1413, 55117)]