205397521

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{11923}}^1$

素因数の和:12060

約数の個数: 16

約数和(自身を含む): 247256064

約数和(自身を除く): 41858543

約数列:

[1, 7, 23, 107, 161, 749, 2461, 11923, 17227, 83461, 274229, 1275761, 1919603, 8930327, 29342503, 205397521]

約数ペア:

[(1, 205397521), (7, 29342503), (23, 8930327), (107, 1919603), (161, 1275761), (749, 274229), (2461, 83461), (11923, 17227)]