12878838

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{41}}^1\times {\mathrm{277}}^1$

素因数の和:339

約数の個数: 80

約数和(自身を含む): 33907104

約数和(自身を除く): 21028266

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 41, 42, 54, 63, 81, 82, 123, 126, 162, 189, 246, 277, 287, 369, 378, 554, 567, 574, 738, 831, 861, 1107, 1134, 1662, 1722, 1939, 2214, 2493, 2583, 3321, 3878, 4986, 5166, 5817, 6642, 7479, 7749, 11357, 11634, 14958, 15498, 17451, 22437, 22714, 23247, 34071, 34902, 44874, 46494, 52353, 68142, 79499, 102213, 104706, 157059, 158998, 204426, 238497, 306639, 314118, 476994, 613278, 715491, 919917, 1430982, 1839834, 2146473, 4292946, 6439419, 12878838]

約数ペア:

[(1, 12878838), (2, 6439419), (3, 4292946), (6, 2146473), (7, 1839834), (9, 1430982), (14, 919917), (18, 715491), (21, 613278), (27, 476994), (41, 314118), (42, 306639), (54, 238497), (63, 204426), (81, 158998), (82, 157059), (123, 104706), (126, 102213), (162, 79499), (189, 68142), (246, 52353), (277, 46494), (287, 44874), (369, 34902), (378, 34071), (554, 23247), (567, 22714), (574, 22437), (738, 17451), (831, 15498), (861, 14958), (1107, 11634), (1134, 11357), (1662, 7749), (1722, 7479), (1939, 6642), (2214, 5817), (2493, 5166), (2583, 4986), (3321, 3878)]