291265078

素因数分解:

$2^1\times {\mathrm{13}}^4\times {\mathrm{5099}}^1$

素因数の和:5153

約数の個数: 20

約数和(自身を含む): 473397300

約数和(自身を除く): 182132222

約数列:

[1, 2, 13, 26, 169, 338, 2197, 4394, 5099, 10198, 28561, 57122, 66287, 132574, 861731, 1723462, 11202503, 22405006, 145632539, 291265078]

約数ペア:

[(1, 291265078), (2, 145632539), (13, 22405006), (26, 11202503), (169, 1723462), (338, 861731), (2197, 132574), (4394, 66287), (5099, 57122), (10198, 28561)]