217054616

素因数分解:

$2^3\times {\mathrm{139}}^1\times {\mathrm{195193}}^1$

素因数の和:195338

約数の個数: 16

約数和(自身を含む): 409907400

約数和(自身を除く): 192852784

約数列:

[1, 2, 4, 8, 139, 278, 556, 1112, 195193, 390386, 780772, 1561544, 27131827, 54263654, 108527308, 217054616]

約数ペア:

[(1, 217054616), (2, 108527308), (4, 54263654), (8, 27131827), (139, 1561544), (278, 780772), (556, 390386), (1112, 195193)]