12992903

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{107}}^1$

素因数の和:227

約数の個数: 32

約数和(自身を含む): 17418240

約数和(自身を除く): 4425337

約数列:

[1, 7, 11, 19, 77, 83, 107, 133, 209, 581, 749, 913, 1177, 1463, 1577, 2033, 6391, 8239, 8881, 11039, 14231, 17347, 22363, 62167, 97691, 121429, 156541, 168739, 683837, 1181173, 1856129, 12992903]

約数ペア:

[(1, 12992903), (7, 1856129), (11, 1181173), (19, 683837), (77, 168739), (83, 156541), (107, 121429), (133, 97691), (209, 62167), (581, 22363), (749, 17347), (913, 14231), (1177, 11039), (1463, 8881), (1577, 8239), (2033, 6391)]