12661264

素因数分解:

$2^4\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{239}}^1$

素因数の和:308

約数の個数: 80

約数和(自身を含む): 31426560

約数和(自身を除く): 18765296

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 43, 44, 56, 77, 86, 88, 112, 154, 172, 176, 239, 301, 308, 344, 473, 478, 602, 616, 688, 946, 956, 1204, 1232, 1673, 1892, 1912, 2408, 2629, 3311, 3346, 3784, 3824, 4816, 5258, 6622, 6692, 7568, 10277, 10516, 13244, 13384, 18403, 20554, 21032, 26488, 26768, 36806, 41108, 42064, 52976, 71939, 73612, 82216, 113047, 143878, 147224, 164432, 226094, 287756, 294448, 452188, 575512, 791329, 904376, 1151024, 1582658, 1808752, 3165316, 6330632, 12661264]

約数ペア:

[(1, 12661264), (2, 6330632), (4, 3165316), (7, 1808752), (8, 1582658), (11, 1151024), (14, 904376), (16, 791329), (22, 575512), (28, 452188), (43, 294448), (44, 287756), (56, 226094), (77, 164432), (86, 147224), (88, 143878), (112, 113047), (154, 82216), (172, 73612), (176, 71939), (239, 52976), (301, 42064), (308, 41108), (344, 36806), (473, 26768), (478, 26488), (602, 21032), (616, 20554), (688, 18403), (946, 13384), (956, 13244), (1204, 10516), (1232, 10277), (1673, 7568), (1892, 6692), (1912, 6622), (2408, 5258), (2629, 4816), (3311, 3824), (3346, 3784)]