51465557

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{71}}^1\times {\mathrm{137}}^1$

素因数の和:269

約数の個数: 32

約数和(自身を含む): 63431424

約数和(自身を除く): 11965867

約数列:

[1, 11, 13, 37, 71, 137, 143, 407, 481, 781, 923, 1507, 1781, 2627, 5069, 5291, 9727, 10153, 19591, 28897, 34151, 55759, 65897, 106997, 126451, 359899, 375661, 724867, 1390961, 3958889, 4678687, 51465557]

約数ペア:

[(1, 51465557), (11, 4678687), (13, 3958889), (37, 1390961), (71, 724867), (137, 375661), (143, 359899), (407, 126451), (481, 106997), (781, 65897), (923, 55759), (1507, 34151), (1781, 28897), (2627, 19591), (5069, 10153), (5291, 9727)]