12939732

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{643}}^1$

素因数の和:709

約数の個数: 72

約数和(自身を含む): 36100064

約数和(自身を除く): 23160332

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 43, 52, 78, 86, 117, 129, 156, 172, 234, 258, 387, 468, 516, 559, 643, 774, 1118, 1286, 1548, 1677, 1929, 2236, 2572, 3354, 3858, 5031, 5787, 6708, 7716, 8359, 10062, 11574, 16718, 20124, 23148, 25077, 27649, 33436, 50154, 55298, 75231, 82947, 100308, 110596, 150462, 165894, 248841, 300924, 331788, 359437, 497682, 718874, 995364, 1078311, 1437748, 2156622, 3234933, 4313244, 6469866, 12939732]

約数ペア:

[(1, 12939732), (2, 6469866), (3, 4313244), (4, 3234933), (6, 2156622), (9, 1437748), (12, 1078311), (13, 995364), (18, 718874), (26, 497682), (36, 359437), (39, 331788), (43, 300924), (52, 248841), (78, 165894), (86, 150462), (117, 110596), (129, 100308), (156, 82947), (172, 75231), (234, 55298), (258, 50154), (387, 33436), (468, 27649), (516, 25077), (559, 23148), (643, 20124), (774, 16718), (1118, 11574), (1286, 10062), (1548, 8359), (1677, 7716), (1929, 6708), (2236, 5787), (2572, 5031), (3354, 3858)]