399358464

素因数分解:

$2^9\times 3^1\times {\mathrm{37}}^1\times {\mathrm{7027}}^1$

素因数の和:7085

約数の個数: 80

約数和(自身を含む): 1092825888

約数和(自身を除く): 693467424

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 37, 48, 64, 74, 96, 111, 128, 148, 192, 222, 256, 296, 384, 444, 512, 592, 768, 888, 1184, 1536, 1776, 2368, 3552, 4736, 7027, 7104, 9472, 14054, 14208, 18944, 21081, 28108, 28416, 42162, 56216, 56832, 84324, 112432, 168648, 224864, 259999, 337296, 449728, 519998, 674592, 779997, 899456, 1039996, 1349184, 1559994, 1798912, 2079992, 2698368, 3119988, 3597824, 4159984, 5396736, 6239976, 8319968, 10793472, 12479952, 16639936, 24959904, 33279872, 49919808, 66559744, 99839616, 133119488, 199679232, 399358464]

約数ペア:

[(1, 399358464), (2, 199679232), (3, 133119488), (4, 99839616), (6, 66559744), (8, 49919808), (12, 33279872), (16, 24959904), (24, 16639936), (32, 12479952), (37, 10793472), (48, 8319968), (64, 6239976), (74, 5396736), (96, 4159984), (111, 3597824), (128, 3119988), (148, 2698368), (192, 2079992), (222, 1798912), (256, 1559994), (296, 1349184), (384, 1039996), (444, 899456), (512, 779997), (592, 674592), (768, 519998), (888, 449728), (1184, 337296), (1536, 259999), (1776, 224864), (2368, 168648), (3552, 112432), (4736, 84324), (7027, 56832), (7104, 56216), (9472, 42162), (14054, 28416), (14208, 28108), (18944, 21081)]