28328559

素因数分解:

$3^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{13907}}^1$

素因数の和:14014

約数の個数: 16

約数和(自身を含む): 43615488

約数和(自身を除く): 15286929

約数列:

[1, 3, 7, 21, 97, 291, 679, 2037, 13907, 41721, 97349, 292047, 1348979, 4046937, 9442853, 28328559]

約数ペア:

[(1, 28328559), (3, 9442853), (7, 4046937), (21, 1348979), (97, 292047), (291, 97349), (679, 41721), (2037, 13907)]