387244449

素因数分解:

$3^3\times {\mathrm{107}}^1\times {\mathrm{311}}^1\times {\mathrm{431}}^1$

素因数の和:858

約数の個数: 32

約数和(自身を含む): 582266880

約数和(自身を除く): 195022431

約数列:

[1, 3, 9, 27, 107, 311, 321, 431, 933, 963, 1293, 2799, 2889, 3879, 8397, 11637, 33277, 46117, 99831, 134041, 138351, 299493, 402123, 415053, 898479, 1206369, 1245159, 3619107, 14342387, 43027161, 129081483, 387244449]

約数ペア:

[(1, 387244449), (3, 129081483), (9, 43027161), (27, 14342387), (107, 3619107), (311, 1245159), (321, 1206369), (431, 898479), (933, 415053), (963, 402123), (1293, 299493), (2799, 138351), (2889, 134041), (3879, 99831), (8397, 46117), (11637, 33277)]