1661171176

素因数分解:

$2^3\times 7^1\times {\mathrm{127}}^1\times {\mathrm{131}}^1\times {\mathrm{1783}}^1$

素因数の和:2054

約数の個数: 64

約数和(自身を含む): 3617095680

約数和(自身を除く): 1955924504

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 127, 131, 254, 262, 508, 524, 889, 917, 1016, 1048, 1778, 1783, 1834, 3556, 3566, 3668, 7112, 7132, 7336, 12481, 14264, 16637, 24962, 33274, 49924, 66548, 99848, 116459, 133096, 226441, 232918, 233573, 452882, 465836, 467146, 905764, 931672, 934292, 1585087, 1635011, 1811528, 1868584, 3170174, 3270022, 6340348, 6540044, 12680696, 13080088, 29663771, 59327542, 118655084, 207646397, 237310168, 415292794, 830585588, 1661171176]

約数ペア:

[(1, 1661171176), (2, 830585588), (4, 415292794), (7, 237310168), (8, 207646397), (14, 118655084), (28, 59327542), (56, 29663771), (127, 13080088), (131, 12680696), (254, 6540044), (262, 6340348), (508, 3270022), (524, 3170174), (889, 1868584), (917, 1811528), (1016, 1635011), (1048, 1585087), (1778, 934292), (1783, 931672), (1834, 905764), (3556, 467146), (3566, 465836), (3668, 452882), (7112, 233573), (7132, 232918), (7336, 226441), (12481, 133096), (14264, 116459), (16637, 99848), (24962, 66548), (33274, 49924)]