221358352

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{6661}}^1$

素因数の和:6767

約数の個数: 40

約数和(自身を含む): 449391872

約数和(自身を除く): 228033520

約数列:

[1, 2, 4, 8, 16, 31, 62, 67, 124, 134, 248, 268, 496, 536, 1072, 2077, 4154, 6661, 8308, 13322, 16616, 26644, 33232, 53288, 106576, 206491, 412982, 446287, 825964, 892574, 1651928, 1785148, 3303856, 3570296, 7140592, 13834897, 27669794, 55339588, 110679176, 221358352]

約数ペア:

[(1, 221358352), (2, 110679176), (4, 55339588), (8, 27669794), (16, 13834897), (31, 7140592), (62, 3570296), (67, 3303856), (124, 1785148), (134, 1651928), (248, 892574), (268, 825964), (496, 446287), (536, 412982), (1072, 206491), (2077, 106576), (4154, 53288), (6661, 33232), (8308, 26644), (13322, 16616)]