26684905

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{199}}^1\times {\mathrm{2063}}^1$

素因数の和:2280

約数の個数: 16

約数和(自身を含む): 34675200

約数和(自身を除く): 7990295

約数列:

[1, 5, 13, 65, 199, 995, 2063, 2587, 10315, 12935, 26819, 134095, 410537, 2052685, 5336981, 26684905]

約数ペア:

[(1, 26684905), (5, 5336981), (13, 2052685), (65, 410537), (199, 134095), (995, 26819), (2063, 12935), (2587, 10315)]