81481212

素因数分解:

$2^2\times 3^2\times {\mathrm{277}}^1\times {\mathrm{8171}}^1$

素因数の和:8458

約数の個数: 36

約数和(自身を含む): 206735256

約数和(自身を除く): 125254044

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 277, 554, 831, 1108, 1662, 2493, 3324, 4986, 8171, 9972, 16342, 24513, 32684, 49026, 73539, 98052, 147078, 294156, 2263367, 4526734, 6790101, 9053468, 13580202, 20370303, 27160404, 40740606, 81481212]

約数ペア:

[(1, 81481212), (2, 40740606), (3, 27160404), (4, 20370303), (6, 13580202), (9, 9053468), (12, 6790101), (18, 4526734), (36, 2263367), (277, 294156), (554, 147078), (831, 98052), (1108, 73539), (1662, 49026), (2493, 32684), (3324, 24513), (4986, 16342), (8171, 9972)]