30491391

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{30893}}^1$

素因数の和:30950

約数の個数: 16

約数和(自身を含む): 47453184

約数和(自身を除く): 16961793

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 30893, 92679, 216251, 648753, 1451971, 4355913, 10163797, 30491391]

約数ペア:

[(1, 30491391), (3, 10163797), (7, 4355913), (21, 1451971), (47, 648753), (141, 216251), (329, 92679), (987, 30893)]