51264486

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{263}}^1$

素因数の和:315

約数の個数: 144

約数和(自身を含む): 147891744

約数和(自身を除く): 96627258

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 17, 18, 21, 26, 34, 39, 42, 49, 51, 63, 78, 91, 98, 102, 117, 119, 126, 147, 153, 182, 221, 234, 238, 263, 273, 294, 306, 357, 441, 442, 526, 546, 637, 663, 714, 789, 819, 833, 882, 1071, 1274, 1326, 1547, 1578, 1638, 1666, 1841, 1911, 1989, 2142, 2367, 2499, 3094, 3419, 3682, 3822, 3978, 4471, 4641, 4734, 4998, 5523, 5733, 6838, 7497, 8942, 9282, 10257, 10829, 11046, 11466, 12887, 13413, 13923, 14994, 16569, 20514, 21658, 23933, 25774, 26826, 27846, 30771, 31297, 32487, 33138, 38661, 40239, 47866, 58123, 61542, 62594, 64974, 71799, 77322, 80478, 93891, 97461, 115983, 116246, 143598, 167531, 174369, 187782, 194922, 215397, 219079, 231966, 281673, 335062, 348738, 406861, 430794, 438158, 502593, 523107, 563346, 657237, 813722, 1005186, 1046214, 1220583, 1314474, 1507779, 1971711, 2441166, 2848027, 3015558, 3661749, 3943422, 5696054, 7323498, 8544081, 17088162, 25632243, 51264486]

約数ペア:

[(1, 51264486), (2, 25632243), (3, 17088162), (6, 8544081), (7, 7323498), (9, 5696054), (13, 3943422), (14, 3661749), (17, 3015558), (18, 2848027), (21, 2441166), (26, 1971711), (34, 1507779), (39, 1314474), (42, 1220583), (49, 1046214), (51, 1005186), (63, 813722), (78, 657237), (91, 563346), (98, 523107), (102, 502593), (117, 438158), (119, 430794), (126, 406861), (147, 348738), (153, 335062), (182, 281673), (221, 231966), (234, 219079), (238, 215397), (263, 194922), (273, 187782), (294, 174369), (306, 167531), (357, 143598), (441, 116246), (442, 115983), (526, 97461), (546, 93891), (637, 80478), (663, 77322), (714, 71799), (789, 64974), (819, 62594), (833, 61542), (882, 58123), (1071, 47866), (1274, 40239), (1326, 38661), (1547, 33138), (1578, 32487), (1638, 31297), (1666, 30771), (1841, 27846), (1911, 26826), (1989, 25774), (2142, 23933), (2367, 21658), (2499, 20514), (3094, 16569), (3419, 14994), (3682, 13923), (3822, 13413), (3978, 12887), (4471, 11466), (4641, 11046), (4734, 10829), (4998, 10257), (5523, 9282), (5733, 8942), (6838, 7497)]