27659779

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{211}}^1\times {\mathrm{307}}^1$

素因数の和:586

約数の個数: 16

約数和(自身を含む): 32386816

約数和(自身を除く): 4727037

約数列:

[1, 7, 61, 211, 307, 427, 1477, 2149, 12871, 18727, 64777, 90097, 131089, 453439, 3951397, 27659779]

約数ペア:

[(1, 27659779), (7, 3951397), (61, 453439), (211, 131089), (307, 90097), (427, 64777), (1477, 18727), (2149, 12871)]