331379748

素因数分解:

$2^2\times 3^4\times 7^2\times {\mathrm{20873}}^1$

素因数の和:20903

約数の個数: 90

約数和(自身を含む): 1007775846

約数和(自身を除く): 676396098

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 49, 54, 63, 81, 84, 98, 108, 126, 147, 162, 189, 196, 252, 294, 324, 378, 441, 567, 588, 756, 882, 1134, 1323, 1764, 2268, 2646, 3969, 5292, 7938, 15876, 20873, 41746, 62619, 83492, 125238, 146111, 187857, 250476, 292222, 375714, 438333, 563571, 584444, 751428, 876666, 1022777, 1127142, 1314999, 1690713, 1753332, 2045554, 2254284, 2629998, 3068331, 3381426, 3944997, 4091108, 5259996, 6136662, 6762852, 7889994, 9204993, 11834991, 12273324, 15779988, 18409986, 23669982, 27614979, 36819972, 47339964, 55229958, 82844937, 110459916, 165689874, 331379748]

約数ペア:

[(1, 331379748), (2, 165689874), (3, 110459916), (4, 82844937), (6, 55229958), (7, 47339964), (9, 36819972), (12, 27614979), (14, 23669982), (18, 18409986), (21, 15779988), (27, 12273324), (28, 11834991), (36, 9204993), (42, 7889994), (49, 6762852), (54, 6136662), (63, 5259996), (81, 4091108), (84, 3944997), (98, 3381426), (108, 3068331), (126, 2629998), (147, 2254284), (162, 2045554), (189, 1753332), (196, 1690713), (252, 1314999), (294, 1127142), (324, 1022777), (378, 876666), (441, 751428), (567, 584444), (588, 563571), (756, 438333), (882, 375714), (1134, 292222), (1323, 250476), (1764, 187857), (2268, 146111), (2646, 125238), (3969, 83492), (5292, 62619), (7938, 41746), (15876, 20873)]