213467968

素因数分解:

$2^6\times 7^1\times {\mathrm{23}}^1\times {\mathrm{20717}}^1$

素因数の和:20759

約数の個数: 56

約数和(自身を含む): 505187712

約数和(自身を除く): 291719744

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 32, 46, 56, 64, 92, 112, 161, 184, 224, 322, 368, 448, 644, 736, 1288, 1472, 2576, 5152, 10304, 20717, 41434, 82868, 145019, 165736, 290038, 331472, 476491, 580076, 662944, 952982, 1160152, 1325888, 1905964, 2320304, 3335437, 3811928, 4640608, 6670874, 7623856, 9281216, 13341748, 15247712, 26683496, 30495424, 53366992, 106733984, 213467968]

約数ペア:

[(1, 213467968), (2, 106733984), (4, 53366992), (7, 30495424), (8, 26683496), (14, 15247712), (16, 13341748), (23, 9281216), (28, 7623856), (32, 6670874), (46, 4640608), (56, 3811928), (64, 3335437), (92, 2320304), (112, 1905964), (161, 1325888), (184, 1160152), (224, 952982), (322, 662944), (368, 580076), (448, 476491), (644, 331472), (736, 290038), (1288, 165736), (1472, 145019), (2576, 82868), (5152, 41434), (10304, 20717)]