64887965

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{71}}^1\times {\mathrm{3889}}^1$

素因数の和:4012

約数の個数: 16

約数和(自身を含む): 80663040

約数和(自身を除く): 15775075

約数列:

[1, 5, 47, 71, 235, 355, 3337, 3889, 16685, 19445, 182783, 276119, 913915, 1380595, 12977593, 64887965]

約数ペア:

[(1, 64887965), (5, 12977593), (47, 1380595), (71, 913915), (235, 276119), (355, 182783), (3337, 19445), (3889, 16685)]