51985703

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{257}}^1$

素因数の和:383

約数の個数: 32

約数和(自身を含む): 67765248

約数和(自身を除く): 15779545

約数列:

[1, 7, 11, 37, 71, 77, 257, 259, 407, 497, 781, 1799, 2627, 2827, 2849, 5467, 9509, 18247, 18389, 19789, 28897, 66563, 104599, 127729, 200717, 202279, 675139, 732193, 1405019, 4725973, 7426529, 51985703]

約数ペア:

[(1, 51985703), (7, 7426529), (11, 4725973), (37, 1405019), (71, 732193), (77, 675139), (257, 202279), (259, 200717), (407, 127729), (497, 104599), (781, 66563), (1799, 28897), (2627, 19789), (2827, 18389), (2849, 18247), (5467, 9509)]