1553647986

素因数分解:

$2^1\times 3^3\times {\mathrm{11}}^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1$

素因数の和:318

約数の個数: 192

約数和(自身を含む): 4095463680

約数和(自身を除く): 2541815694

約数列:

[1, 2, 3, 6, 9, 11, 17, 18, 22, 27, 33, 34, 51, 54, 66, 71, 99, 102, 121, 142, 153, 187, 197, 198, 213, 242, 297, 306, 363, 374, 394, 426, 459, 561, 591, 594, 639, 726, 781, 918, 1089, 1122, 1182, 1207, 1278, 1562, 1683, 1773, 1917, 2057, 2167, 2178, 2343, 2414, 3267, 3349, 3366, 3546, 3621, 3834, 4114, 4334, 4686, 5049, 5319, 6171, 6501, 6534, 6698, 7029, 7242, 8591, 10047, 10098, 10638, 10863, 12342, 13002, 13277, 13987, 14058, 17182, 18513, 19503, 20094, 21087, 21726, 23837, 25773, 26554, 27974, 30141, 32589, 36839, 37026, 39006, 39831, 41961, 42174, 47674, 51546, 55539, 58509, 60282, 65178, 71511, 73678, 77319, 79662, 83922, 90423, 110517, 111078, 117018, 119493, 125883, 143022, 146047, 153857, 154638, 180846, 214533, 221034, 231957, 237779, 238986, 251766, 292094, 307714, 331551, 358479, 377649, 405229, 429066, 438141, 461571, 463914, 475558, 643599, 663102, 713337, 716958, 755298, 810458, 876282, 923142, 994653, 1215687, 1287198, 1314423, 1384713, 1426674, 1692427, 1989306, 2140011, 2431374, 2615569, 2628846, 2769426, 3384854, 3647061, 3943269, 4154139, 4280022, 5077281, 5231138, 6420033, 7294122, 7846707, 7886538, 8308278, 10154562, 10941183, 12840066, 15231843, 15693414, 21882366, 23540121, 28771259, 30463686, 45695529, 47080242, 57542518, 70620363, 86313777, 91391058, 141240726, 172627554, 258941331, 517882662, 776823993, 1553647986]

約数ペア:

[(1, 1553647986), (2, 776823993), (3, 517882662), (6, 258941331), (9, 172627554), (11, 141240726), (17, 91391058), (18, 86313777), (22, 70620363), (27, 57542518), (33, 47080242), (34, 45695529), (51, 30463686), (54, 28771259), (66, 23540121), (71, 21882366), (99, 15693414), (102, 15231843), (121, 12840066), (142, 10941183), (153, 10154562), (187, 8308278), (197, 7886538), (198, 7846707), (213, 7294122), (242, 6420033), (297, 5231138), (306, 5077281), (363, 4280022), (374, 4154139), (394, 3943269), (426, 3647061), (459, 3384854), (561, 2769426), (591, 2628846), (594, 2615569), (639, 2431374), (726, 2140011), (781, 1989306), (918, 1692427), (1089, 1426674), (1122, 1384713), (1182, 1314423), (1207, 1287198), (1278, 1215687), (1562, 994653), (1683, 923142), (1773, 876282), (1917, 810458), (2057, 755298), (2167, 716958), (2178, 713337), (2343, 663102), (2414, 643599), (3267, 475558), (3349, 463914), (3366, 461571), (3546, 438141), (3621, 429066), (3834, 405229), (4114, 377649), (4334, 358479), (4686, 331551), (5049, 307714), (5319, 292094), (6171, 251766), (6501, 238986), (6534, 237779), (6698, 231957), (7029, 221034), (7242, 214533), (8591, 180846), (10047, 154638), (10098, 153857), (10638, 146047), (10863, 143022), (12342, 125883), (13002, 119493), (13277, 117018), (13987, 111078), (14058, 110517), (17182, 90423), (18513, 83922), (19503, 79662), (20094, 77319), (21087, 73678), (21726, 71511), (23837, 65178), (25773, 60282), (26554, 58509), (27974, 55539), (30141, 51546), (32589, 47674), (36839, 42174), (37026, 41961), (39006, 39831)]