257177284

素因数分解:

$2^2\times 7^3\times {\mathrm{13}}^1\times {\mathrm{14419}}^1$

素因数の和:14457

約数の個数: 48

約数和(自身を含む): 565264000

約数和(自身を除く): 308086716

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 49, 52, 91, 98, 182, 196, 343, 364, 637, 686, 1274, 1372, 2548, 4459, 8918, 14419, 17836, 28838, 57676, 100933, 187447, 201866, 374894, 403732, 706531, 749788, 1312129, 1413062, 2624258, 2826124, 4945717, 5248516, 9184903, 9891434, 18369806, 19782868, 36739612, 64294321, 128588642, 257177284]

約数ペア:

[(1, 257177284), (2, 128588642), (4, 64294321), (7, 36739612), (13, 19782868), (14, 18369806), (26, 9891434), (28, 9184903), (49, 5248516), (52, 4945717), (91, 2826124), (98, 2624258), (182, 1413062), (196, 1312129), (343, 749788), (364, 706531), (637, 403732), (686, 374894), (1274, 201866), (1372, 187447), (2548, 100933), (4459, 57676), (8918, 28838), (14419, 17836)]