51128487

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{8081}}^1$

素因数の和:8143

約数の個数: 24

約数和(自身を含む): 79850160

約数和(自身を除く): 28721673

約数列:

[1, 3, 9, 19, 37, 57, 111, 171, 333, 703, 2109, 6327, 8081, 24243, 72729, 153539, 298997, 460617, 896991, 1381851, 2690973, 5680943, 17042829, 51128487]

約数ペア:

[(1, 51128487), (3, 17042829), (9, 5680943), (19, 2690973), (37, 1381851), (57, 896991), (111, 460617), (171, 298997), (333, 153539), (703, 72729), (2109, 24243), (6327, 8081)]