205519468

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{60661}}^1$

素因数の和:60694

約数の個数: 36

約数和(自身を含む): 451810576

約数和(自身を除く): 246291108

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 847, 1694, 3388, 60661, 121322, 242644, 424627, 667271, 849254, 1334542, 1698508, 2669084, 4670897, 7339981, 9341794, 14679962, 18683588, 29359924, 51379867, 102759734, 205519468]

約数ペア:

[(1, 205519468), (2, 102759734), (4, 51379867), (7, 29359924), (11, 18683588), (14, 14679962), (22, 9341794), (28, 7339981), (44, 4670897), (77, 2669084), (121, 1698508), (154, 1334542), (242, 849254), (308, 667271), (484, 424627), (847, 242644), (1694, 121322), (3388, 60661)]