259328531

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{191}}^1\times {\mathrm{229}}^1$

素因数の和:456

約数の個数: 36

約数和(自身を含む): 334776960

約数和(自身を除く): 75448429

約数列:

[1, 7, 11, 49, 77, 121, 191, 229, 539, 847, 1337, 1603, 2101, 2519, 5929, 9359, 11221, 14707, 17633, 23111, 27709, 43739, 102949, 123431, 161777, 193963, 306173, 481129, 1132439, 1357741, 2143211, 3367903, 5292419, 23575321, 37046933, 259328531]

約数ペア:

[(1, 259328531), (7, 37046933), (11, 23575321), (49, 5292419), (77, 3367903), (121, 2143211), (191, 1357741), (229, 1132439), (539, 481129), (847, 306173), (1337, 193963), (1603, 161777), (2101, 123431), (2519, 102949), (5929, 43739), (9359, 27709), (11221, 23111), (14707, 17633)]