207710769

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1$

素因数の和:286

約数の個数: 64

約数和(自身を含む): 345083904

約数和(自身を除く): 137373135

約数列:

[1, 3, 7, 21, 23, 43, 69, 73, 129, 137, 161, 219, 301, 411, 483, 511, 903, 959, 989, 1533, 1679, 2877, 2967, 3139, 3151, 5037, 5891, 6923, 9417, 9453, 10001, 11753, 17673, 20769, 21973, 22057, 30003, 35259, 41237, 65919, 66171, 70007, 72197, 123711, 135493, 210021, 216591, 230023, 406479, 430043, 505379, 690069, 948451, 1290129, 1516137, 1610161, 2845353, 3010301, 4830483, 9030903, 9890989, 29672967, 69236923, 207710769]

約数ペア:

[(1, 207710769), (3, 69236923), (7, 29672967), (21, 9890989), (23, 9030903), (43, 4830483), (69, 3010301), (73, 2845353), (129, 1610161), (137, 1516137), (161, 1290129), (219, 948451), (301, 690069), (411, 505379), (483, 430043), (511, 406479), (903, 230023), (959, 216591), (989, 210021), (1533, 135493), (1679, 123711), (2877, 72197), (2967, 70007), (3139, 66171), (3151, 65919), (5037, 41237), (5891, 35259), (6923, 30003), (9417, 22057), (9453, 21973), (10001, 20769), (11753, 17673)]