25383281

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{4643}}^1$

素因数の和:4732

約数の個数: 16

約数和(自身を含む): 32099328

約数和(自身を除く): 6716047

約数列:

[1, 7, 11, 71, 77, 497, 781, 4643, 5467, 32501, 51073, 329653, 357511, 2307571, 3626183, 25383281]

約数ペア:

[(1, 25383281), (7, 3626183), (11, 2307571), (71, 357511), (77, 329653), (497, 51073), (781, 32501), (4643, 5467)]