12887979

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{277}}^1\times {\mathrm{1193}}^1$

素因数の和:1486

約数の個数: 16

約数和(自身を含む): 18588192

約数和(自身を除く): 5700213

約数列:

[1, 3, 13, 39, 277, 831, 1193, 3579, 3601, 10803, 15509, 46527, 330461, 991383, 4295993, 12887979]

約数ペア:

[(1, 12887979), (3, 4295993), (13, 991383), (39, 330461), (277, 46527), (831, 15509), (1193, 10803), (3579, 3601)]