27991182

素因数分解:

$2^1\times 3^1\times {\mathrm{71}}^1\times {\mathrm{65707}}^1$

素因数の和:65783

約数の個数: 16

約数和(自身を含む): 56771712

約数和(自身を除く): 28780530

約数列:

[1, 2, 3, 6, 71, 142, 213, 426, 65707, 131414, 197121, 394242, 4665197, 9330394, 13995591, 27991182]

約数ペア:

[(1, 27991182), (2, 13995591), (3, 9330394), (6, 4665197), (71, 394242), (142, 197121), (213, 131414), (426, 65707)]