25012507

素因数分解:

${\mathrm{13}}^2\times {\mathrm{47}}^2\times {\mathrm{67}}^1$

素因数の和:187

約数の個数: 18

約数和(自身を含む): 28086108

約数和(自身を除く): 3073601

約数列:

[1, 13, 47, 67, 169, 611, 871, 2209, 3149, 7943, 11323, 28717, 40937, 148003, 373321, 532181, 1924039, 25012507]

約数ペア:

[(1, 25012507), (13, 1924039), (47, 532181), (67, 373321), (169, 148003), (611, 40937), (871, 28717), (2209, 11323), (3149, 7943)]