51187213

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4129}}^1$

素因数の和:4177

約数の個数: 24

約数和(自身を含む): 67798080

約数和(自身を除く): 16610867

約数列:

[1, 7, 11, 23, 49, 77, 161, 253, 539, 1127, 1771, 4129, 12397, 28903, 45419, 94967, 202321, 317933, 664769, 1044637, 2225531, 4653383, 7312459, 51187213]

約数ペア:

[(1, 51187213), (7, 7312459), (11, 4653383), (23, 2225531), (49, 1044637), (77, 664769), (161, 317933), (253, 202321), (539, 94967), (1127, 45419), (1771, 28903), (4129, 12397)]