257716206

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{347}}^1$

素因数の和:419

約数の個数: 96

約数和(自身を含む): 635821056

約数和(自身を除く): 378104850

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 31, 33, 62, 66, 93, 99, 121, 186, 198, 242, 279, 341, 347, 363, 558, 682, 694, 726, 1023, 1041, 1089, 1331, 2046, 2082, 2178, 2662, 3069, 3123, 3751, 3817, 3993, 6138, 6246, 7502, 7634, 7986, 10757, 11253, 11451, 11979, 21514, 22506, 22902, 23958, 32271, 33759, 34353, 41261, 41987, 64542, 67518, 68706, 82522, 83974, 96813, 118327, 123783, 125961, 193626, 236654, 247566, 251922, 354981, 371349, 377883, 461857, 709962, 742698, 755766, 923714, 1064943, 1301597, 1385571, 2129886, 2603194, 2771142, 3904791, 4156713, 7809582, 8313426, 11714373, 14317567, 23428746, 28635134, 42952701, 85905402, 128858103, 257716206]

約数ペア:

[(1, 257716206), (2, 128858103), (3, 85905402), (6, 42952701), (9, 28635134), (11, 23428746), (18, 14317567), (22, 11714373), (31, 8313426), (33, 7809582), (62, 4156713), (66, 3904791), (93, 2771142), (99, 2603194), (121, 2129886), (186, 1385571), (198, 1301597), (242, 1064943), (279, 923714), (341, 755766), (347, 742698), (363, 709962), (558, 461857), (682, 377883), (694, 371349), (726, 354981), (1023, 251922), (1041, 247566), (1089, 236654), (1331, 193626), (2046, 125961), (2082, 123783), (2178, 118327), (2662, 96813), (3069, 83974), (3123, 82522), (3751, 68706), (3817, 67518), (3993, 64542), (6138, 41987), (6246, 41261), (7502, 34353), (7634, 33759), (7986, 32271), (10757, 23958), (11253, 22902), (11451, 22506), (11979, 21514)]