12581109

素因数分解:

$3^3\times {\mathrm{131}}^1\times {\mathrm{3557}}^1$

素因数の和:3697

約数の個数: 16

約数和(自身を含む): 18786240

約数和(自身を除く): 6205131

約数列:

[1, 3, 9, 27, 131, 393, 1179, 3537, 3557, 10671, 32013, 96039, 465967, 1397901, 4193703, 12581109]

約数ペア:

[(1, 12581109), (3, 4193703), (9, 1397901), (27, 465967), (131, 96039), (393, 32013), (1179, 10671), (3537, 3557)]