128972691

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{2129}}^1$

素因数の和:2315

約数の個数: 24

約数和(自身を含む): 191393280

約数和(自身を除く): 62420589

約数列:

[1, 3, 9, 53, 127, 159, 381, 477, 1143, 2129, 6387, 6731, 19161, 20193, 60579, 112837, 270383, 338511, 811149, 1015533, 2433447, 14330299, 42990897, 128972691]

約数ペア:

[(1, 128972691), (3, 42990897), (9, 14330299), (53, 2433447), (127, 1015533), (159, 811149), (381, 338511), (477, 270383), (1143, 112837), (2129, 60579), (6387, 20193), (6731, 19161)]