209776756

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{141359}}^1$

素因数の和:141423

約数の個数: 24

約数和(自身を含む): 427472640

約数和(自身を除く): 217695884

約数列:

[1, 2, 4, 7, 14, 28, 53, 106, 212, 371, 742, 1484, 141359, 282718, 565436, 989513, 1979026, 3958052, 7492027, 14984054, 29968108, 52444189, 104888378, 209776756]

約数ペア:

[(1, 209776756), (2, 104888378), (4, 52444189), (7, 29968108), (14, 14984054), (28, 7492027), (53, 3958052), (106, 1979026), (212, 989513), (371, 565436), (742, 282718), (1484, 141359)]