29991081

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{1697}}^1$

素因数の和:1880

約数の個数: 16

約数和(自身を含む): 41241024

約数和(自身を除く): 11249943

約数列:

[1, 3, 43, 129, 137, 411, 1697, 5091, 5891, 17673, 72971, 218913, 232489, 697467, 9997027, 29991081]

約数ペア:

[(1, 29991081), (3, 9997027), (43, 697467), (129, 232489), (137, 218913), (411, 72971), (1697, 17673), (5091, 5891)]