181781334

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{31}}^1\times {\mathrm{5171}}^1$

素因数の和:5223

約数の個数: 80

約数和(自身を含む): 480623616

約数和(自身を除く): 298842282

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, 5171, 5859, 10342, 11718, 15513, 17577, 31026, 35154, 36197, 46539, 72394, 93078, 108591, 139617, 160301, 217182, 279234, 320602, 325773, 418851, 480903, 651546, 837702, 961806, 977319, 1122107, 1442709, 1954638, 2244214, 2885418, 2931957, 3366321, 4328127, 5863914, 6732642, 8656254, 10098963, 12984381, 20197926, 25968762, 30296889, 60593778, 90890667, 181781334]

約数ペア:

[(1, 181781334), (2, 90890667), (3, 60593778), (6, 30296889), (7, 25968762), (9, 20197926), (14, 12984381), (18, 10098963), (21, 8656254), (27, 6732642), (31, 5863914), (42, 4328127), (54, 3366321), (62, 2931957), (63, 2885418), (81, 2244214), (93, 1954638), (126, 1442709), (162, 1122107), (186, 977319), (189, 961806), (217, 837702), (279, 651546), (378, 480903), (434, 418851), (558, 325773), (567, 320602), (651, 279234), (837, 217182), (1134, 160301), (1302, 139617), (1674, 108591), (1953, 93078), (2511, 72394), (3906, 46539), (5022, 36197), (5171, 35154), (5859, 31026), (10342, 17577), (11718, 15513)]