28661976

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1$

素因数の和:138

約数の個数: 192

約数和(自身を含む): 96033600

約数和(自身を除く): 67371624

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 29, 36, 37, 42, 53, 56, 58, 63, 72, 74, 84, 87, 106, 111, 116, 126, 148, 159, 168, 174, 203, 212, 222, 232, 252, 259, 261, 296, 318, 333, 348, 371, 406, 424, 444, 477, 504, 518, 522, 609, 636, 666, 696, 742, 777, 812, 888, 954, 1036, 1044, 1073, 1113, 1218, 1272, 1332, 1484, 1537, 1554, 1624, 1827, 1908, 1961, 2072, 2088, 2146, 2226, 2331, 2436, 2664, 2968, 3074, 3108, 3219, 3339, 3654, 3816, 3922, 4292, 4452, 4611, 4662, 4872, 5883, 6148, 6216, 6438, 6678, 7308, 7511, 7844, 8584, 8904, 9222, 9324, 9657, 10759, 11766, 12296, 12876, 13356, 13727, 13833, 14616, 15022, 15688, 17649, 18444, 18648, 19314, 21518, 22533, 23532, 25752, 26712, 27454, 27666, 30044, 32277, 35298, 36888, 38628, 41181, 43036, 45066, 47064, 54908, 55332, 56869, 60088, 64554, 67599, 70596, 77256, 82362, 86072, 90132, 96831, 109816, 110664, 113738, 123543, 129108, 135198, 141192, 164724, 170607, 180264, 193662, 227476, 247086, 258216, 270396, 329448, 341214, 387324, 398083, 454952, 494172, 511821, 540792, 682428, 774648, 796166, 988344, 1023642, 1194249, 1364856, 1592332, 2047284, 2388498, 3184664, 3582747, 4094568, 4776996, 7165494, 9553992, 14330988, 28661976]

約数ペア:

[(1, 28661976), (2, 14330988), (3, 9553992), (4, 7165494), (6, 4776996), (7, 4094568), (8, 3582747), (9, 3184664), (12, 2388498), (14, 2047284), (18, 1592332), (21, 1364856), (24, 1194249), (28, 1023642), (29, 988344), (36, 796166), (37, 774648), (42, 682428), (53, 540792), (56, 511821), (58, 494172), (63, 454952), (72, 398083), (74, 387324), (84, 341214), (87, 329448), (106, 270396), (111, 258216), (116, 247086), (126, 227476), (148, 193662), (159, 180264), (168, 170607), (174, 164724), (203, 141192), (212, 135198), (222, 129108), (232, 123543), (252, 113738), (259, 110664), (261, 109816), (296, 96831), (318, 90132), (333, 86072), (348, 82362), (371, 77256), (406, 70596), (424, 67599), (444, 64554), (477, 60088), (504, 56869), (518, 55332), (522, 54908), (609, 47064), (636, 45066), (666, 43036), (696, 41181), (742, 38628), (777, 36888), (812, 35298), (888, 32277), (954, 30044), (1036, 27666), (1044, 27454), (1073, 26712), (1113, 25752), (1218, 23532), (1272, 22533), (1332, 21518), (1484, 19314), (1537, 18648), (1554, 18444), (1624, 17649), (1827, 15688), (1908, 15022), (1961, 14616), (2072, 13833), (2088, 13727), (2146, 13356), (2226, 12876), (2331, 12296), (2436, 11766), (2664, 10759), (2968, 9657), (3074, 9324), (3108, 9222), (3219, 8904), (3339, 8584), (3654, 7844), (3816, 7511), (3922, 7308), (4292, 6678), (4452, 6438), (4611, 6216), (4662, 6148), (4872, 5883)]