978839319

素因数分解:

$3^1\times {\mathrm{97}}^1\times {\mathrm{487}}^1\times {\mathrm{6907}}^1$

素因数の和:7494

約数の個数: 16

約数和(自身を含む): 1321472768

約数和(自身を除く): 342633449

約数列:

[1, 3, 97, 291, 487, 1461, 6907, 20721, 47239, 141717, 669979, 2009937, 3363709, 10091127, 326279773, 978839319]

約数ペア:

[(1, 978839319), (3, 326279773), (97, 10091127), (291, 3363709), (487, 2009937), (1461, 669979), (6907, 141717), (20721, 47239)]