66997795

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{2081}}^1$

素因数の和:2270

約数の個数: 16

約数和(自身を含む): 82747008

約数和(自身を除く): 15749213

約数列:

[1, 5, 47, 137, 235, 685, 2081, 6439, 10405, 32195, 97807, 285097, 489035, 1425485, 13399559, 66997795]

約数ペア:

[(1, 66997795), (5, 13399559), (47, 1425485), (137, 489035), (235, 285097), (685, 97807), (2081, 32195), (6439, 10405)]