387544767

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{131}}^1$

素因数の和:284

約数の個数: 64

約数和(自身を含む): 602173440

約数和(自身を除く): 214628673

約数列:

[1, 3, 17, 19, 43, 51, 57, 71, 129, 131, 213, 323, 393, 731, 817, 969, 1207, 1349, 2193, 2227, 2451, 2489, 3053, 3621, 4047, 5633, 6681, 7467, 9159, 9301, 13889, 16899, 22933, 27903, 41667, 42313, 51901, 58007, 68799, 95761, 107027, 126939, 155703, 158117, 174021, 176719, 287283, 321081, 399943, 474351, 530157, 986119, 1199829, 1819459, 2958357, 3004223, 5458377, 6799031, 7598917, 9012669, 20397093, 22796751, 129181589, 387544767]

約数ペア:

[(1, 387544767), (3, 129181589), (17, 22796751), (19, 20397093), (43, 9012669), (51, 7598917), (57, 6799031), (71, 5458377), (129, 3004223), (131, 2958357), (213, 1819459), (323, 1199829), (393, 986119), (731, 530157), (817, 474351), (969, 399943), (1207, 321081), (1349, 287283), (2193, 176719), (2227, 174021), (2451, 158117), (2489, 155703), (3053, 126939), (3621, 107027), (4047, 95761), (5633, 68799), (6681, 58007), (7467, 51901), (9159, 42313), (9301, 41667), (13889, 27903), (16899, 22933)]