388502478

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{1093}}^1$

素因数の和:1159

約数の個数: 144

約数和(自身を含む): 1089518976

約数和(自身を除く): 701016498

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 31, 39, 42, 49, 62, 63, 78, 91, 93, 98, 117, 126, 147, 182, 186, 217, 234, 273, 279, 294, 403, 434, 441, 546, 558, 637, 651, 806, 819, 882, 1093, 1209, 1274, 1302, 1519, 1638, 1911, 1953, 2186, 2418, 2821, 3038, 3279, 3627, 3822, 3906, 4557, 5642, 5733, 6558, 7254, 7651, 8463, 9114, 9837, 11466, 13671, 14209, 15302, 16926, 19674, 19747, 22953, 25389, 27342, 28418, 33883, 39494, 42627, 45906, 50778, 53557, 59241, 67766, 68859, 85254, 99463, 101649, 107114, 118482, 127881, 137718, 160671, 177723, 198926, 203298, 237181, 255762, 298389, 304947, 321342, 355446, 440479, 474362, 482013, 596778, 609894, 696241, 711543, 880958, 895167, 964026, 1321437, 1392482, 1423086, 1660267, 1790334, 2088723, 2134629, 2642874, 3083353, 3320534, 3964311, 4177446, 4269258, 4980801, 6166706, 6266169, 7928622, 9250059, 9961602, 12532338, 14942403, 18500118, 21583471, 27750177, 29884806, 43166942, 55500354, 64750413, 129500826, 194251239, 388502478]

約数ペア:

[(1, 388502478), (2, 194251239), (3, 129500826), (6, 64750413), (7, 55500354), (9, 43166942), (13, 29884806), (14, 27750177), (18, 21583471), (21, 18500118), (26, 14942403), (31, 12532338), (39, 9961602), (42, 9250059), (49, 7928622), (62, 6266169), (63, 6166706), (78, 4980801), (91, 4269258), (93, 4177446), (98, 3964311), (117, 3320534), (126, 3083353), (147, 2642874), (182, 2134629), (186, 2088723), (217, 1790334), (234, 1660267), (273, 1423086), (279, 1392482), (294, 1321437), (403, 964026), (434, 895167), (441, 880958), (546, 711543), (558, 696241), (637, 609894), (651, 596778), (806, 482013), (819, 474362), (882, 440479), (1093, 355446), (1209, 321342), (1274, 304947), (1302, 298389), (1519, 255762), (1638, 237181), (1911, 203298), (1953, 198926), (2186, 177723), (2418, 160671), (2821, 137718), (3038, 127881), (3279, 118482), (3627, 107114), (3822, 101649), (3906, 99463), (4557, 85254), (5642, 68859), (5733, 67766), (6558, 59241), (7254, 53557), (7651, 50778), (8463, 45906), (9114, 42627), (9837, 39494), (11466, 33883), (13671, 28418), (14209, 27342), (15302, 25389), (16926, 22953), (19674, 19747)]