438136538

素因数分解:

$2^1\times 7^3\times {\mathrm{47}}^1\times {\mathrm{107}}^1\times {\mathrm{127}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 796262400

約数和(自身を除く): 358125862

約数列:

[1, 2, 7, 14, 47, 49, 94, 98, 107, 127, 214, 254, 329, 343, 658, 686, 749, 889, 1498, 1778, 2303, 4606, 5029, 5243, 5969, 6223, 10058, 10486, 11938, 12446, 13589, 16121, 27178, 32242, 35203, 36701, 41783, 43561, 70406, 73402, 83566, 87122, 95123, 190246, 246421, 292481, 492842, 584962, 638683, 665861, 1277366, 1331722, 1724947, 2047367, 3449894, 4094734, 4470781, 4661027, 8941562, 9322054, 31295467, 62590934, 219068269, 438136538]

約数ペア:

[(1, 438136538), (2, 219068269), (7, 62590934), (14, 31295467), (47, 9322054), (49, 8941562), (94, 4661027), (98, 4470781), (107, 4094734), (127, 3449894), (214, 2047367), (254, 1724947), (329, 1331722), (343, 1277366), (658, 665861), (686, 638683), (749, 584962), (889, 492842), (1498, 292481), (1778, 246421), (2303, 190246), (4606, 95123), (5029, 87122), (5243, 83566), (5969, 73402), (6223, 70406), (10058, 43561), (10486, 41783), (11938, 36701), (12446, 35203), (13589, 32242), (16121, 27178)]