78763995

素因数分解:

$3^4\times 5^1\times {\mathrm{194479}}^1$

素因数の和:194496

約数の個数: 20

約数和(自身を含む): 141192480

約数和(自身を除く): 62428485

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 194479, 583437, 972395, 1750311, 2917185, 5250933, 8751555, 15752799, 26254665, 78763995]

約数ペア:

[(1, 78763995), (3, 26254665), (5, 15752799), (9, 8751555), (15, 5250933), (27, 2917185), (45, 1750311), (81, 972395), (135, 583437), (405, 194479)]