393996582

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1$

素因数の和:463

約数の個数: 128

約数和(自身を含む): 1040302080

約数和(自身を除く): 646305498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 47, 54, 63, 67, 94, 126, 134, 141, 189, 201, 282, 329, 331, 378, 402, 423, 469, 603, 658, 662, 846, 938, 987, 993, 1206, 1269, 1407, 1809, 1974, 1986, 2317, 2538, 2814, 2961, 2979, 3149, 3618, 4221, 4634, 5922, 5958, 6298, 6951, 8442, 8883, 8937, 9447, 12663, 13902, 15557, 17766, 17874, 18894, 20853, 22043, 22177, 25326, 28341, 31114, 41706, 44086, 44354, 46671, 56682, 62559, 66129, 66531, 85023, 93342, 108899, 125118, 132258, 133062, 140013, 155239, 170046, 198387, 199593, 217798, 280026, 310478, 326697, 396774, 399186, 420039, 465717, 595161, 598779, 653394, 840078, 931434, 980091, 1042319, 1190322, 1197558, 1397151, 1960182, 2084638, 2794302, 2940273, 3126957, 4191453, 5880546, 6253914, 7296233, 8382906, 9380871, 14592466, 18761742, 21888699, 28142613, 43777398, 56285226, 65666097, 131332194, 196998291, 393996582]

約数ペア:

[(1, 393996582), (2, 196998291), (3, 131332194), (6, 65666097), (7, 56285226), (9, 43777398), (14, 28142613), (18, 21888699), (21, 18761742), (27, 14592466), (42, 9380871), (47, 8382906), (54, 7296233), (63, 6253914), (67, 5880546), (94, 4191453), (126, 3126957), (134, 2940273), (141, 2794302), (189, 2084638), (201, 1960182), (282, 1397151), (329, 1197558), (331, 1190322), (378, 1042319), (402, 980091), (423, 931434), (469, 840078), (603, 653394), (658, 598779), (662, 595161), (846, 465717), (938, 420039), (987, 399186), (993, 396774), (1206, 326697), (1269, 310478), (1407, 280026), (1809, 217798), (1974, 199593), (1986, 198387), (2317, 170046), (2538, 155239), (2814, 140013), (2961, 133062), (2979, 132258), (3149, 125118), (3618, 108899), (4221, 93342), (4634, 85023), (5922, 66531), (5958, 66129), (6298, 62559), (6951, 56682), (8442, 46671), (8883, 44354), (8937, 44086), (9447, 41706), (12663, 31114), (13902, 28341), (15557, 25326), (17766, 22177), (17874, 22043), (18894, 20853)]