7842654036

素因数分解:

$2^2\times 3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{20873}}^1$

素因数の和:20971

約数の個数: 144

約数和(自身を含む): 23986730880

約数和(自身を除く): 16144076844

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 71, 84, 98, 108, 126, 142, 147, 189, 196, 213, 252, 284, 294, 378, 426, 441, 497, 588, 639, 756, 852, 882, 994, 1278, 1323, 1491, 1764, 1917, 1988, 2556, 2646, 2982, 3479, 3834, 4473, 5292, 5964, 6958, 7668, 8946, 10437, 13419, 13916, 17892, 20873, 20874, 26838, 31311, 41746, 41748, 53676, 62619, 62622, 83492, 93933, 125238, 125244, 146111, 187857, 187866, 250476, 292222, 375714, 375732, 438333, 563571, 584444, 751428, 876666, 1022777, 1127142, 1314999, 1481983, 1753332, 2045554, 2254284, 2629998, 2963966, 3068331, 3944997, 4091108, 4445949, 5259996, 5927932, 6136662, 7889994, 8891898, 9204993, 10373881, 12273324, 13337847, 15779988, 17783796, 18409986, 20747762, 26675694, 27614979, 31121643, 36819972, 40013541, 41495524, 53351388, 55229958, 62243286, 72617167, 80027082, 93364929, 110459916, 124486572, 145234334, 160054164, 186729858, 217851501, 280094787, 290468668, 373459716, 435703002, 560189574, 653554503, 871406004, 1120379148, 1307109006, 1960663509, 2614218012, 3921327018, 7842654036]

約数ペア:

[(1, 7842654036), (2, 3921327018), (3, 2614218012), (4, 1960663509), (6, 1307109006), (7, 1120379148), (9, 871406004), (12, 653554503), (14, 560189574), (18, 435703002), (21, 373459716), (27, 290468668), (28, 280094787), (36, 217851501), (42, 186729858), (49, 160054164), (54, 145234334), (63, 124486572), (71, 110459916), (84, 93364929), (98, 80027082), (108, 72617167), (126, 62243286), (142, 55229958), (147, 53351388), (189, 41495524), (196, 40013541), (213, 36819972), (252, 31121643), (284, 27614979), (294, 26675694), (378, 20747762), (426, 18409986), (441, 17783796), (497, 15779988), (588, 13337847), (639, 12273324), (756, 10373881), (852, 9204993), (882, 8891898), (994, 7889994), (1278, 6136662), (1323, 5927932), (1491, 5259996), (1764, 4445949), (1917, 4091108), (1988, 3944997), (2556, 3068331), (2646, 2963966), (2982, 2629998), (3479, 2254284), (3834, 2045554), (4473, 1753332), (5292, 1481983), (5964, 1314999), (6958, 1127142), (7668, 1022777), (8946, 876666), (10437, 751428), (13419, 584444), (13916, 563571), (17892, 438333), (20873, 375732), (20874, 375714), (26838, 292222), (31311, 250476), (41746, 187866), (41748, 187857), (53676, 146111), (62619, 125244), (62622, 125238), (83492, 93933)]