28407834

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1$

素因数の和:122

約数の個数: 160

約数和(自身を含む): 81962496

約数和(自身を除く): 53554662

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 41, 42, 47, 54, 63, 78, 81, 82, 91, 94, 117, 123, 126, 141, 162, 182, 189, 234, 246, 273, 282, 287, 329, 351, 369, 378, 423, 533, 546, 567, 574, 611, 658, 702, 738, 819, 846, 861, 987, 1053, 1066, 1107, 1134, 1222, 1269, 1599, 1638, 1722, 1833, 1927, 1974, 2106, 2214, 2457, 2538, 2583, 2961, 3198, 3321, 3666, 3731, 3807, 3854, 4277, 4797, 4914, 5166, 5499, 5781, 5922, 6642, 7371, 7462, 7614, 7749, 8554, 8883, 9594, 10998, 11193, 11562, 12831, 13489, 14391, 14742, 15498, 16497, 17343, 17766, 22386, 23247, 25051, 25662, 26649, 26978, 28782, 32994, 33579, 34686, 38493, 40467, 43173, 46494, 49491, 50102, 52029, 53298, 67158, 75153, 76986, 80934, 86346, 98982, 100737, 104058, 115479, 121401, 150306, 156087, 175357, 201474, 225459, 230958, 242802, 302211, 312174, 346437, 350714, 364203, 450918, 526071, 604422, 676377, 692874, 728406, 1052142, 1092609, 1352754, 1578213, 2029131, 2185218, 3156426, 4058262, 4734639, 9469278, 14203917, 28407834]

約数ペア:

[(1, 28407834), (2, 14203917), (3, 9469278), (6, 4734639), (7, 4058262), (9, 3156426), (13, 2185218), (14, 2029131), (18, 1578213), (21, 1352754), (26, 1092609), (27, 1052142), (39, 728406), (41, 692874), (42, 676377), (47, 604422), (54, 526071), (63, 450918), (78, 364203), (81, 350714), (82, 346437), (91, 312174), (94, 302211), (117, 242802), (123, 230958), (126, 225459), (141, 201474), (162, 175357), (182, 156087), (189, 150306), (234, 121401), (246, 115479), (273, 104058), (282, 100737), (287, 98982), (329, 86346), (351, 80934), (369, 76986), (378, 75153), (423, 67158), (533, 53298), (546, 52029), (567, 50102), (574, 49491), (611, 46494), (658, 43173), (702, 40467), (738, 38493), (819, 34686), (846, 33579), (861, 32994), (987, 28782), (1053, 26978), (1066, 26649), (1107, 25662), (1134, 25051), (1222, 23247), (1269, 22386), (1599, 17766), (1638, 17343), (1722, 16497), (1833, 15498), (1927, 14742), (1974, 14391), (2106, 13489), (2214, 12831), (2457, 11562), (2538, 11193), (2583, 10998), (2961, 9594), (3198, 8883), (3321, 8554), (3666, 7749), (3731, 7614), (3807, 7462), (3854, 7371), (4277, 6642), (4797, 5922), (4914, 5781), (5166, 5499)]