1639572489

素因数分解:

$3^3\times {\mathrm{223}}^1\times {\mathrm{307}}^1\times {\mathrm{887}}^1$

素因数の和:1426

約数の個数: 32

約数和(自身を含む): 2450595840

約数和(自身を除く): 811023351

約数列:

[1, 3, 9, 27, 223, 307, 669, 887, 921, 2007, 2661, 2763, 6021, 7983, 8289, 23949, 68461, 197801, 205383, 272309, 593403, 616149, 816927, 1780209, 1848447, 2450781, 5340627, 7352343, 60724907, 182174721, 546524163, 1639572489]

約数ペア:

[(1, 1639572489), (3, 546524163), (9, 182174721), (27, 60724907), (223, 7352343), (307, 5340627), (669, 2450781), (887, 1848447), (921, 1780209), (2007, 816927), (2661, 616149), (2763, 593403), (6021, 272309), (7983, 205383), (8289, 197801), (23949, 68461)]