28132013

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{13441}}^1$

素因数の和:13484

約数の個数: 16

約数和(自身を含む): 36132096

約数和(自身を除く): 8000083

約数列:

[1, 7, 13, 23, 91, 161, 299, 2093, 13441, 94087, 174733, 309143, 1223131, 2164001, 4018859, 28132013]

約数ペア:

[(1, 28132013), (7, 4018859), (13, 2164001), (23, 1223131), (91, 309143), (161, 174733), (299, 94087), (2093, 13441)]