487888947

素因数分解:

$3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{198571}}^1$

素因数の和:198600

約数の個数: 32

約数和(自身を含む): 889602560

約数和(自身を除く): 401713613

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 91, 117, 189, 273, 351, 819, 2457, 198571, 595713, 1389997, 1787139, 2581423, 4169991, 5361417, 7744269, 12509973, 18069961, 23232807, 37529919, 54209883, 69698421, 162629649, 487888947]

約数ペア:

[(1, 487888947), (3, 162629649), (7, 69698421), (9, 54209883), (13, 37529919), (21, 23232807), (27, 18069961), (39, 12509973), (63, 7744269), (91, 5361417), (117, 4169991), (189, 2581423), (273, 1787139), (351, 1389997), (819, 595713), (2457, 198571)]