129373167

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{1979}}^1$

素因数の和:2283

約数の個数: 32

約数和(自身を含む): 215930880

約数和(自身を除く): 86557713

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 283, 849, 1979, 1981, 3113, 5937, 5943, 9339, 13853, 21769, 21791, 41559, 65307, 65373, 152383, 457149, 560057, 1680171, 3920399, 6160627, 11761197, 18481881, 43124389, 129373167]

約数ペア:

[(1, 129373167), (3, 43124389), (7, 18481881), (11, 11761197), (21, 6160627), (33, 3920399), (77, 1680171), (231, 560057), (283, 457149), (849, 152383), (1979, 65373), (1981, 65307), (3113, 41559), (5937, 21791), (5943, 21769), (9339, 13853)]