55501831

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{643}}^1$

素因数の和:739

約数の個数: 32

約数和(自身を含む): 74188800

約数和(自身を除く): 18686969

約数列:

[1, 7, 11, 19, 59, 77, 133, 209, 413, 643, 649, 1121, 1463, 4501, 4543, 7073, 7847, 12217, 12331, 37937, 49511, 85519, 86317, 134387, 265559, 417307, 720803, 940709, 2921149, 5045621, 7928833, 55501831]

約数ペア:

[(1, 55501831), (7, 7928833), (11, 5045621), (19, 2921149), (59, 940709), (77, 720803), (133, 417307), (209, 265559), (413, 134387), (643, 86317), (649, 85519), (1121, 49511), (1463, 37937), (4501, 12331), (4543, 12217), (7073, 7847)]