1966179978

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{941}}^1$

素因数の和:1089

約数の個数: 144

約数和(自身を含む): 5226788736

約数和(自身を除く): 3260608758

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 49, 63, 69, 98, 103, 126, 138, 147, 161, 206, 207, 294, 309, 322, 414, 441, 483, 618, 721, 882, 927, 941, 966, 1127, 1442, 1449, 1854, 1882, 2163, 2254, 2369, 2823, 2898, 3381, 4326, 4738, 5047, 5646, 6489, 6587, 6762, 7107, 8469, 10094, 10143, 12978, 13174, 14214, 15141, 16583, 16938, 19761, 20286, 21321, 21643, 30282, 33166, 39522, 42642, 43286, 45423, 46109, 49749, 59283, 64929, 90846, 92218, 96923, 99498, 116081, 118566, 129858, 138327, 149247, 151501, 193846, 194787, 232162, 276654, 290769, 298494, 303002, 348243, 389574, 414981, 454503, 581538, 678461, 696486, 829962, 872307, 909006, 1044729, 1060507, 1356922, 1363509, 1744614, 2035383, 2089458, 2121014, 2229229, 2727018, 3181521, 4070766, 4458458, 4749227, 6106149, 6363042, 6687687, 9498454, 9544563, 12212298, 13375374, 14247681, 15604603, 19089126, 20063061, 28495362, 31209206, 40126122, 42743043, 46813809, 85486086, 93627618, 109232221, 140441427, 218464442, 280882854, 327696663, 655393326, 983089989, 1966179978]

約数ペア:

[(1, 1966179978), (2, 983089989), (3, 655393326), (6, 327696663), (7, 280882854), (9, 218464442), (14, 140441427), (18, 109232221), (21, 93627618), (23, 85486086), (42, 46813809), (46, 42743043), (49, 40126122), (63, 31209206), (69, 28495362), (98, 20063061), (103, 19089126), (126, 15604603), (138, 14247681), (147, 13375374), (161, 12212298), (206, 9544563), (207, 9498454), (294, 6687687), (309, 6363042), (322, 6106149), (414, 4749227), (441, 4458458), (483, 4070766), (618, 3181521), (721, 2727018), (882, 2229229), (927, 2121014), (941, 2089458), (966, 2035383), (1127, 1744614), (1442, 1363509), (1449, 1356922), (1854, 1060507), (1882, 1044729), (2163, 909006), (2254, 872307), (2369, 829962), (2823, 696486), (2898, 678461), (3381, 581538), (4326, 454503), (4738, 414981), (5047, 389574), (5646, 348243), (6489, 303002), (6587, 298494), (6762, 290769), (7107, 276654), (8469, 232162), (10094, 194787), (10143, 193846), (12978, 151501), (13174, 149247), (14214, 138327), (15141, 129858), (16583, 118566), (16938, 116081), (19761, 99498), (20286, 96923), (21321, 92218), (21643, 90846), (30282, 64929), (33166, 59283), (39522, 49749), (42642, 46109), (43286, 45423)]