55106821

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{5381}}^1$

素因数の和:5425

約数の個数: 24

約数和(自身を含む): 73625760

約数和(自身を除く): 18518939

約数列:

[1, 7, 11, 19, 49, 77, 133, 209, 539, 931, 1463, 5381, 10241, 37667, 59191, 102239, 263669, 414337, 715673, 1124629, 2900359, 5009711, 7872403, 55106821]

約数ペア:

[(1, 55106821), (7, 7872403), (11, 5009711), (19, 2900359), (49, 1124629), (77, 715673), (133, 414337), (209, 263669), (539, 102239), (931, 59191), (1463, 37667), (5381, 10241)]