1257215267

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{229}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 1691504640

約数和(自身を除く): 434289373

約数列:

[1, 7, 11, 37, 41, 47, 77, 229, 259, 287, 329, 407, 451, 517, 1517, 1603, 1739, 1927, 2519, 2849, 3157, 3619, 8473, 9389, 10619, 10763, 12173, 13489, 16687, 17633, 19129, 21197, 59311, 65723, 71299, 75341, 93203, 103279, 116809, 118393, 133903, 148379, 347393, 398231, 441283, 499093, 652421, 722953, 784289, 828751, 2431751, 2787617, 3088981, 3821323, 4380541, 4854113, 5490023, 16327471, 26749261, 30663787, 33978791, 114292297, 179602181, 1257215267]

約数ペア:

[(1, 1257215267), (7, 179602181), (11, 114292297), (37, 33978791), (41, 30663787), (47, 26749261), (77, 16327471), (229, 5490023), (259, 4854113), (287, 4380541), (329, 3821323), (407, 3088981), (451, 2787617), (517, 2431751), (1517, 828751), (1603, 784289), (1739, 722953), (1927, 652421), (2519, 499093), (2849, 441283), (3157, 398231), (3619, 347393), (8473, 148379), (9389, 133903), (10619, 118393), (10763, 116809), (12173, 103279), (13489, 93203), (16687, 75341), (17633, 71299), (19129, 65723), (21197, 59311)]