51867417

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{809}}^1$

素因数の和:933

約数の個数: 32

約数和(自身を含む): 82114560

約数和(自身を除く): 30247143

約数列:

[1, 3, 7, 21, 43, 71, 129, 213, 301, 497, 809, 903, 1491, 2427, 3053, 5663, 9159, 16989, 21371, 34787, 57439, 64113, 104361, 172317, 243509, 402073, 730527, 1206219, 2469877, 7409631, 17289139, 51867417]

約数ペア:

[(1, 51867417), (3, 17289139), (7, 7409631), (21, 2469877), (43, 1206219), (71, 730527), (129, 402073), (213, 243509), (301, 172317), (497, 104361), (809, 64113), (903, 57439), (1491, 34787), (2427, 21371), (3053, 16989), (5663, 9159)]