27587791

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{173}}^1$

素因数の和:319

約数の個数: 32

約数和(自身を含む): 36748800

約数和(自身を除く): 9161009

約数列:

[1, 7, 11, 19, 77, 109, 133, 173, 209, 763, 1199, 1211, 1463, 1903, 2071, 3287, 8393, 13321, 14497, 18857, 22781, 23009, 36157, 131999, 159467, 207427, 253099, 358283, 1451989, 2507981, 3941113, 27587791]

約数ペア:

[(1, 27587791), (7, 3941113), (11, 2507981), (19, 1451989), (77, 358283), (109, 253099), (133, 207427), (173, 159467), (209, 131999), (763, 36157), (1199, 23009), (1211, 22781), (1463, 18857), (1903, 14497), (2071, 13321), (3287, 8393)]