13208739

素因数分解:

$3^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{4073}}^1$

素因数の和:4146

約数の個数: 16

約数和(自身を含む): 18772992

約数和(自身を除く): 5564253

約数列:

[1, 3, 23, 47, 69, 141, 1081, 3243, 4073, 12219, 93679, 191431, 281037, 574293, 4402913, 13208739]

約数ペア:

[(1, 13208739), (3, 4402913), (23, 574293), (47, 281037), (69, 191431), (141, 93679), (1081, 12219), (3243, 4073)]