388976406

素因数分解:

$2^1\times 3^1\times 7^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:144

約数の個数: 160

約数和(自身を含む): 1023955968

約数和(自身を除く): 634979562

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 49, 62, 67, 78, 91, 93, 98, 134, 147, 182, 186, 201, 217, 273, 294, 343, 402, 403, 434, 469, 546, 637, 651, 686, 806, 871, 938, 1029, 1209, 1274, 1302, 1407, 1519, 1742, 1911, 2058, 2077, 2401, 2418, 2613, 2814, 2821, 3038, 3283, 3822, 4154, 4459, 4557, 4802, 5226, 5642, 6097, 6231, 6566, 7203, 8463, 8918, 9114, 9849, 10633, 12194, 12462, 13377, 14406, 14539, 16926, 18291, 19698, 19747, 21266, 22981, 26754, 27001, 29078, 31213, 31899, 36582, 39494, 42679, 43617, 45962, 54002, 59241, 62426, 63798, 68943, 74431, 81003, 85358, 87234, 93639, 101773, 118482, 128037, 137886, 138229, 148862, 160867, 162006, 187278, 189007, 203546, 223293, 256074, 276458, 298753, 305319, 321734, 378014, 414687, 446586, 482601, 567021, 597506, 610638, 712411, 829374, 896259, 965202, 967603, 1134042, 1323049, 1424822, 1792518, 1935206, 2091271, 2137233, 2646098, 2902809, 3969147, 4182542, 4274466, 4986877, 5805618, 6273813, 7938294, 9261343, 9973754, 12547626, 14960631, 18522686, 27784029, 29921262, 55568058, 64829401, 129658802, 194488203, 388976406]

約数ペア:

[(1, 388976406), (2, 194488203), (3, 129658802), (6, 64829401), (7, 55568058), (13, 29921262), (14, 27784029), (21, 18522686), (26, 14960631), (31, 12547626), (39, 9973754), (42, 9261343), (49, 7938294), (62, 6273813), (67, 5805618), (78, 4986877), (91, 4274466), (93, 4182542), (98, 3969147), (134, 2902809), (147, 2646098), (182, 2137233), (186, 2091271), (201, 1935206), (217, 1792518), (273, 1424822), (294, 1323049), (343, 1134042), (402, 967603), (403, 965202), (434, 896259), (469, 829374), (546, 712411), (637, 610638), (651, 597506), (686, 567021), (806, 482601), (871, 446586), (938, 414687), (1029, 378014), (1209, 321734), (1274, 305319), (1302, 298753), (1407, 276458), (1519, 256074), (1742, 223293), (1911, 203546), (2058, 189007), (2077, 187278), (2401, 162006), (2418, 160867), (2613, 148862), (2814, 138229), (2821, 137886), (3038, 128037), (3283, 118482), (3822, 101773), (4154, 93639), (4459, 87234), (4557, 85358), (4802, 81003), (5226, 74431), (5642, 68943), (6097, 63798), (6231, 62426), (6566, 59241), (7203, 54002), (8463, 45962), (8918, 43617), (9114, 42679), (9849, 39494), (10633, 36582), (12194, 31899), (12462, 31213), (13377, 29078), (14406, 27001), (14539, 26754), (16926, 22981), (18291, 21266), (19698, 19747)]