207294561

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{887}}^1\times {\mathrm{1129}}^1$

素因数の和:2045

約数の個数: 24

約数和(自身を含む): 313073280

約数和(自身を除く): 105778719

約数列:

[1, 3, 9, 23, 69, 207, 887, 1129, 2661, 3387, 7983, 10161, 20401, 25967, 61203, 77901, 183609, 233703, 1001423, 3004269, 9012807, 23032729, 69098187, 207294561]

約数ペア:

[(1, 207294561), (3, 69098187), (9, 23032729), (23, 9012807), (69, 3004269), (207, 1001423), (887, 233703), (1129, 183609), (2661, 77901), (3387, 61203), (7983, 25967), (10161, 20401)]