205553313

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{30493}}^1$

素因数の和:30613

約数の個数: 24

約数和(自身を含む): 342508608

約数和(自身を除く): 136955295

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 30493, 91479, 213451, 274437, 640353, 1921059, 3262751, 9788253, 22839257, 29364759, 68517771, 205553313]

約数ペア:

[(1, 205553313), (3, 68517771), (7, 29364759), (9, 22839257), (21, 9788253), (63, 3262751), (107, 1921059), (321, 640353), (749, 274437), (963, 213451), (2247, 91479), (6741, 30493)]