388337768

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{499}}^1\times {\mathrm{1069}}^1$

素因数の和:1594

約数の個数: 64

約数和(自身を含む): 898800000

約数和(自身を除く): 510462232

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 182, 364, 499, 728, 998, 1069, 1996, 2138, 3493, 3992, 4276, 6487, 6986, 7483, 8552, 12974, 13897, 13972, 14966, 25948, 27794, 27944, 29932, 45409, 51896, 55588, 59864, 90818, 97279, 111176, 181636, 194558, 363272, 389116, 533431, 778232, 1066862, 2133724, 3734017, 4267448, 6934603, 7468034, 13869206, 14936068, 27738412, 29872136, 48542221, 55476824, 97084442, 194168884, 388337768]

約数ペア:

[(1, 388337768), (2, 194168884), (4, 97084442), (7, 55476824), (8, 48542221), (13, 29872136), (14, 27738412), (26, 14936068), (28, 13869206), (52, 7468034), (56, 6934603), (91, 4267448), (104, 3734017), (182, 2133724), (364, 1066862), (499, 778232), (728, 533431), (998, 389116), (1069, 363272), (1996, 194558), (2138, 181636), (3493, 111176), (3992, 97279), (4276, 90818), (6487, 59864), (6986, 55588), (7483, 51896), (8552, 45409), (12974, 29932), (13897, 27944), (13972, 27794), (14966, 25948)]