4778557

素因数分解:

$7^1\times {\mathrm{19}}^2\times {\mathrm{31}}^1\times {\mathrm{61}}^1$

素因数の和:137

約数の個数: 24

約数和(自身を含む): 6047232

約数和(自身を除く): 1268675

約数列:

[1, 7, 19, 31, 61, 133, 217, 361, 427, 589, 1159, 1891, 2527, 4123, 8113, 11191, 13237, 22021, 35929, 78337, 154147, 251503, 682651, 4778557]

約数ペア:

[(1, 4778557), (7, 682651), (19, 251503), (31, 154147), (61, 78337), (133, 35929), (217, 22021), (361, 13237), (427, 11191), (589, 8113), (1159, 4123), (1891, 2527)]