250428892

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{470731}}^1$

素因数の和:470761

約数の個数: 24

約数和(自身を含む): 527219840

約数和(自身を除く): 276790948

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 470731, 941462, 1882924, 3295117, 6590234, 8943889, 13180468, 17887778, 35775556, 62607223, 125214446, 250428892]

約数ペア:

[(1, 250428892), (2, 125214446), (4, 62607223), (7, 35775556), (14, 17887778), (19, 13180468), (28, 8943889), (38, 6590234), (76, 3295117), (133, 1882924), (266, 941462), (532, 470731)]