77408331

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{173}}^1$

素因数の和:356

約数の個数: 64

約数和(自身を含む): 140313600

約数和(自身を除く): 62905269

約数列:

[1, 3, 7, 11, 13, 21, 33, 39, 77, 91, 143, 149, 173, 231, 273, 429, 447, 519, 1001, 1043, 1211, 1639, 1903, 1937, 2249, 3003, 3129, 3633, 4917, 5709, 5811, 6747, 11473, 13321, 13559, 15743, 21307, 24739, 25777, 34419, 39963, 40677, 47229, 63921, 74217, 77331, 149149, 173173, 180439, 283547, 335101, 447447, 519519, 541317, 850641, 1005303, 1984829, 2345707, 3686111, 5954487, 7037121, 11058333, 25802777, 77408331]

約数ペア:

[(1, 77408331), (3, 25802777), (7, 11058333), (11, 7037121), (13, 5954487), (21, 3686111), (33, 2345707), (39, 1984829), (77, 1005303), (91, 850641), (143, 541317), (149, 519519), (173, 447447), (231, 335101), (273, 283547), (429, 180439), (447, 173173), (519, 149149), (1001, 77331), (1043, 74217), (1211, 63921), (1639, 47229), (1903, 40677), (1937, 39963), (2249, 34419), (3003, 25777), (3129, 24739), (3633, 21307), (4917, 15743), (5709, 13559), (5811, 13321), (6747, 11473)]