28389185

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{9739}}^1$

素因数の和:9808

約数の個数: 16

約数和(自身を含む): 37869120

約数和(自身を除く): 9479935

約数列:

[1, 5, 11, 53, 55, 265, 583, 2915, 9739, 48695, 107129, 516167, 535645, 2580835, 5677837, 28389185]

約数ペア:

[(1, 28389185), (5, 5677837), (11, 2580835), (53, 535645), (55, 516167), (265, 107129), (583, 48695), (2915, 9739)]