211751545

素因数分解:

$5^1\times {\mathrm{31}}^2\times {\mathrm{127}}^1\times {\mathrm{347}}^1$

素因数の和:541

約数の個数: 24

約数和(自身を含む): 265393152

約数和(自身を除く): 53641607

約数列:

[1, 5, 31, 127, 155, 347, 635, 961, 1735, 3937, 4805, 10757, 19685, 44069, 53785, 122047, 220345, 333467, 610235, 1366139, 1667335, 6830695, 42350309, 211751545]

約数ペア:

[(1, 211751545), (5, 42350309), (31, 6830695), (127, 1667335), (155, 1366139), (347, 610235), (635, 333467), (961, 220345), (1735, 122047), (3937, 53785), (4805, 44069), (10757, 19685)]