78284017

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{15511}}^1$

素因数の和:15628

約数の個数: 12

約数和(自身を含む): 91955136

約数和(自身を除く): 13671119

約数列:

[1, 7, 49, 103, 721, 5047, 15511, 108577, 760039, 1597633, 11183431, 78284017]

約数ペア:

[(1, 78284017), (7, 11183431), (49, 1597633), (103, 760039), (721, 108577), (5047, 15511)]