399042168

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:637

約数の個数: 128

約数和(自身を含む): 1185976320

約数和(自身を除く): 786934152

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 31, 42, 56, 62, 84, 93, 124, 168, 186, 193, 217, 248, 372, 386, 397, 434, 579, 651, 744, 772, 794, 868, 1158, 1191, 1302, 1351, 1544, 1588, 1736, 2316, 2382, 2604, 2702, 2779, 3176, 4053, 4632, 4764, 5208, 5404, 5558, 5983, 8106, 8337, 9528, 10808, 11116, 11966, 12307, 16212, 16674, 17949, 22232, 23932, 24614, 32424, 33348, 35898, 36921, 41881, 47864, 49228, 66696, 71796, 73842, 76621, 83762, 86149, 98456, 125643, 143592, 147684, 153242, 167524, 172298, 229863, 251286, 258447, 295368, 306484, 335048, 344596, 459726, 502572, 516894, 536347, 612968, 689192, 919452, 1005144, 1033788, 1072694, 1609041, 1838904, 2067576, 2145388, 2375251, 3218082, 4290776, 4750502, 6436164, 7125753, 9501004, 12872328, 14251506, 16626757, 19002008, 28503012, 33253514, 49880271, 57006024, 66507028, 99760542, 133014056, 199521084, 399042168]

約数ペア:

[(1, 399042168), (2, 199521084), (3, 133014056), (4, 99760542), (6, 66507028), (7, 57006024), (8, 49880271), (12, 33253514), (14, 28503012), (21, 19002008), (24, 16626757), (28, 14251506), (31, 12872328), (42, 9501004), (56, 7125753), (62, 6436164), (84, 4750502), (93, 4290776), (124, 3218082), (168, 2375251), (186, 2145388), (193, 2067576), (217, 1838904), (248, 1609041), (372, 1072694), (386, 1033788), (397, 1005144), (434, 919452), (579, 689192), (651, 612968), (744, 536347), (772, 516894), (794, 502572), (868, 459726), (1158, 344596), (1191, 335048), (1302, 306484), (1351, 295368), (1544, 258447), (1588, 251286), (1736, 229863), (2316, 172298), (2382, 167524), (2604, 153242), (2702, 147684), (2779, 143592), (3176, 125643), (4053, 98456), (4632, 86149), (4764, 83762), (5208, 76621), (5404, 73842), (5558, 71796), (5983, 66696), (8106, 49228), (8337, 47864), (9528, 41881), (10808, 36921), (11116, 35898), (11966, 33348), (12307, 32424), (16212, 24614), (16674, 23932), (17949, 22232)]