478045491

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{149}}^1$

素因数の和:249

約数の個数: 128

約数和(自身を含む): 912384000

約数和(自身を除く): 434338509

約数列:

[1, 3, 7, 11, 17, 19, 21, 33, 43, 51, 57, 77, 119, 129, 133, 149, 187, 209, 231, 301, 323, 357, 399, 447, 473, 561, 627, 731, 817, 903, 969, 1043, 1309, 1419, 1463, 1639, 2193, 2261, 2451, 2533, 2831, 3129, 3311, 3553, 3927, 4389, 4917, 5117, 5719, 6407, 6783, 7599, 8041, 8493, 8987, 9933, 10659, 11473, 13889, 15351, 17157, 17731, 19221, 19817, 24123, 24871, 26961, 27863, 31141, 34419, 41667, 44849, 48127, 53193, 56287, 59451, 62909, 70477, 74613, 83589, 93423, 97223, 108919, 121733, 134547, 144381, 152779, 168861, 188727, 195041, 211431, 217987, 291669, 326757, 336889, 365199, 458337, 493339, 529397, 585123, 653961, 762433, 852131, 1010667, 1069453, 1198109, 1339063, 1480017, 1588191, 2069461, 2287299, 2556393, 3208359, 3594327, 3705779, 4017189, 6208383, 8386763, 9373441, 11117337, 14486227, 22764071, 25160289, 28120323, 43458681, 68292213, 159348497, 478045491]

約数ペア:

[(1, 478045491), (3, 159348497), (7, 68292213), (11, 43458681), (17, 28120323), (19, 25160289), (21, 22764071), (33, 14486227), (43, 11117337), (51, 9373441), (57, 8386763), (77, 6208383), (119, 4017189), (129, 3705779), (133, 3594327), (149, 3208359), (187, 2556393), (209, 2287299), (231, 2069461), (301, 1588191), (323, 1480017), (357, 1339063), (399, 1198109), (447, 1069453), (473, 1010667), (561, 852131), (627, 762433), (731, 653961), (817, 585123), (903, 529397), (969, 493339), (1043, 458337), (1309, 365199), (1419, 336889), (1463, 326757), (1639, 291669), (2193, 217987), (2261, 211431), (2451, 195041), (2533, 188727), (2831, 168861), (3129, 152779), (3311, 144381), (3553, 134547), (3927, 121733), (4389, 108919), (4917, 97223), (5117, 93423), (5719, 83589), (6407, 74613), (6783, 70477), (7599, 62909), (8041, 59451), (8493, 56287), (8987, 53193), (9933, 48127), (10659, 44849), (11473, 41667), (13889, 34419), (15351, 31141), (17157, 27863), (17731, 26961), (19221, 24871), (19817, 24123)]