30578919

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{20509}}^1$

素因数の和:20590

約数の個数: 16

約数和(自身を含む): 47255040

約数和(自身を除く): 16676121

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 20509, 61527, 143563, 430689, 1456139, 4368417, 10192973, 30578919]

約数ペア:

[(1, 30578919), (3, 10192973), (7, 4368417), (21, 1456139), (71, 430689), (213, 143563), (497, 61527), (1491, 20509)]