388296081

素因数分解:

$3^2\times {\mathrm{479}}^1\times {\mathrm{90071}}^1$

素因数の和:90556

約数の個数: 12

約数和(自身を含む): 562049280

約数和(自身を除く): 173753199

約数列:

[1, 3, 9, 479, 1437, 4311, 90071, 270213, 810639, 43144009, 129432027, 388296081]

約数ペア:

[(1, 388296081), (3, 129432027), (9, 43144009), (479, 810639), (1437, 270213), (4311, 90071)]