1212987795

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{636739}}^1$

素因数の和:636874

約数の個数: 16

約数和(自身を含む): 1956065280

約数和(自身を除く): 743077485

約数列:

[1, 3, 5, 15, 127, 381, 635, 1905, 636739, 1910217, 3183695, 9551085, 80865853, 242597559, 404329265, 1212987795]

約数ペア:

[(1, 1212987795), (3, 404329265), (5, 242597559), (15, 80865853), (127, 9551085), (381, 3183695), (635, 1910217), (1905, 636739)]