387850449

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{109}}^1\times {\mathrm{139}}^1$

素因数の和:334

約数の個数: 64

約数和(自身を含む): 638668800

約数和(自身を除く): 250818351

約数列:

[1, 3, 7, 21, 23, 53, 69, 109, 139, 159, 161, 327, 371, 417, 483, 763, 973, 1113, 1219, 2289, 2507, 2919, 3197, 3657, 5777, 7367, 7521, 8533, 9591, 15151, 17331, 17549, 22101, 22379, 25599, 40439, 45453, 51569, 52647, 67137, 106057, 121317, 132871, 154707, 169441, 318171, 348473, 398613, 508323, 803003, 930097, 1045419, 1186087, 2409009, 2439311, 2790291, 3558261, 5621021, 7317933, 16863063, 18469069, 55407207, 129283483, 387850449]

約数ペア:

[(1, 387850449), (3, 129283483), (7, 55407207), (21, 18469069), (23, 16863063), (53, 7317933), (69, 5621021), (109, 3558261), (139, 2790291), (159, 2439311), (161, 2409009), (327, 1186087), (371, 1045419), (417, 930097), (483, 803003), (763, 508323), (973, 398613), (1113, 348473), (1219, 318171), (2289, 169441), (2507, 154707), (2919, 132871), (3197, 121317), (3657, 106057), (5777, 67137), (7367, 52647), (7521, 51569), (8533, 45453), (9591, 40439), (15151, 25599), (17331, 22379), (17549, 22101)]