51479987

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1$

素因数の和:243

約数の個数: 32

約数和(自身を含む): 61797120

約数和(自身を除く): 10317133

約数列:

[1, 13, 19, 37, 43, 131, 247, 481, 559, 703, 817, 1591, 1703, 2489, 4847, 5633, 9139, 10621, 20683, 30229, 32357, 63011, 73229, 92093, 107027, 208421, 392977, 1197209, 1391351, 2709473, 3959999, 51479987]

約数ペア:

[(1, 51479987), (13, 3959999), (19, 2709473), (37, 1391351), (43, 1197209), (131, 392977), (247, 208421), (481, 107027), (559, 92093), (703, 73229), (817, 63011), (1591, 32357), (1703, 30229), (2489, 20683), (4847, 10621), (5633, 9139)]