397193764

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{197}}^1\times {\mathrm{45823}}^1$

素因数の和:46035

約数の個数: 24

約数和(自身を含む): 762144768

約数和(自身を除く): 364951004

約数列:

[1, 2, 4, 11, 22, 44, 197, 394, 788, 2167, 4334, 8668, 45823, 91646, 183292, 504053, 1008106, 2016212, 9027131, 18054262, 36108524, 99298441, 198596882, 397193764]

約数ペア:

[(1, 397193764), (2, 198596882), (4, 99298441), (11, 36108524), (22, 18054262), (44, 9027131), (197, 2016212), (394, 1008106), (788, 504053), (2167, 183292), (4334, 91646), (8668, 45823)]