257362434

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{7321}}^1$

素因数の和:7373

約数の個数: 80

約数和(自身を含む): 680418816

約数和(自身を除く): 423056382

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 31, 42, 54, 62, 63, 81, 93, 126, 162, 186, 189, 217, 279, 378, 434, 558, 567, 651, 837, 1134, 1302, 1674, 1953, 2511, 3906, 5022, 5859, 7321, 11718, 14642, 17577, 21963, 35154, 43926, 51247, 65889, 102494, 131778, 153741, 197667, 226951, 307482, 395334, 453902, 461223, 593001, 680853, 922446, 1186002, 1361706, 1383669, 1588657, 2042559, 2767338, 3177314, 4085118, 4151007, 4765971, 6127677, 8302014, 9531942, 12255354, 14297913, 18383031, 28595826, 36766062, 42893739, 85787478, 128681217, 257362434]

約数ペア:

[(1, 257362434), (2, 128681217), (3, 85787478), (6, 42893739), (7, 36766062), (9, 28595826), (14, 18383031), (18, 14297913), (21, 12255354), (27, 9531942), (31, 8302014), (42, 6127677), (54, 4765971), (62, 4151007), (63, 4085118), (81, 3177314), (93, 2767338), (126, 2042559), (162, 1588657), (186, 1383669), (189, 1361706), (217, 1186002), (279, 922446), (378, 680853), (434, 593001), (558, 461223), (567, 453902), (651, 395334), (837, 307482), (1134, 226951), (1302, 197667), (1674, 153741), (1953, 131778), (2511, 102494), (3906, 65889), (5022, 51247), (5859, 43926), (7321, 35154), (11718, 21963), (14642, 17577)]