28339794

素因数分解:

$2^1\times 3^4\times 7^1\times {\mathrm{67}}^1\times {\mathrm{373}}^1$

素因数の和:461

約数の個数: 80

約数和(自身を含む): 73854528

約数和(自身を除く): 45514734

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 67, 81, 126, 134, 162, 189, 201, 373, 378, 402, 469, 567, 603, 746, 938, 1119, 1134, 1206, 1407, 1809, 2238, 2611, 2814, 3357, 3618, 4221, 5222, 5427, 6714, 7833, 8442, 10071, 10854, 12663, 15666, 20142, 23499, 24991, 25326, 30213, 37989, 46998, 49982, 60426, 70497, 74973, 75978, 140994, 149946, 174937, 211491, 224919, 349874, 422982, 449838, 524811, 674757, 1049622, 1349514, 1574433, 2024271, 3148866, 4048542, 4723299, 9446598, 14169897, 28339794]

約数ペア:

[(1, 28339794), (2, 14169897), (3, 9446598), (6, 4723299), (7, 4048542), (9, 3148866), (14, 2024271), (18, 1574433), (21, 1349514), (27, 1049622), (42, 674757), (54, 524811), (63, 449838), (67, 422982), (81, 349874), (126, 224919), (134, 211491), (162, 174937), (189, 149946), (201, 140994), (373, 75978), (378, 74973), (402, 70497), (469, 60426), (567, 49982), (603, 46998), (746, 37989), (938, 30213), (1119, 25326), (1134, 24991), (1206, 23499), (1407, 20142), (1809, 15666), (2238, 12663), (2611, 10854), (2814, 10071), (3357, 8442), (3618, 7833), (4221, 6714), (5222, 5427)]