285442857

素因数分解:

$3^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{196993}}^1$

素因数の和:197029

約数の個数: 24

約数和(自身を含む): 491697024

約数和(自身を除く): 206254167

約数列:

[1, 3, 7, 9, 21, 23, 63, 69, 161, 207, 483, 1449, 196993, 590979, 1378951, 1772937, 4136853, 4530839, 12410559, 13592517, 31715873, 40777551, 95147619, 285442857]

約数ペア:

[(1, 285442857), (3, 95147619), (7, 40777551), (9, 31715873), (21, 13592517), (23, 12410559), (63, 4530839), (69, 4136853), (161, 1772937), (207, 1378951), (483, 590979), (1449, 196993)]