78578017

素因数分解:

$7^2\times {\mathrm{41}}^1\times {\mathrm{39113}}^1$

素因数の和:39168

約数の個数: 12

約数和(自身を含む): 93638916

約数和(自身を除く): 15060899

約数列:

[1, 7, 41, 49, 287, 2009, 39113, 273791, 1603633, 1916537, 11225431, 78578017]

約数ペア:

[(1, 78578017), (7, 11225431), (41, 1916537), (49, 1603633), (287, 273791), (2009, 39113)]