28144745

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{107}}^1\times {\mathrm{1697}}^1$

素因数の和:1840

約数の個数: 16

約数和(自身を含む): 35209728

約数和(自身を除く): 7064983

約数列:

[1, 5, 31, 107, 155, 535, 1697, 3317, 8485, 16585, 52607, 181579, 263035, 907895, 5628949, 28144745]

約数ペア:

[(1, 28144745), (5, 5628949), (31, 907895), (107, 263035), (155, 181579), (535, 52607), (1697, 16585), (3317, 8485)]