80857217

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{4787}}^1$

素因数の和:4940

約数の個数: 16

約数和(自身を含む): 98058240

約数和(自身を除く): 17201023

約数列:

[1, 7, 19, 127, 133, 889, 2413, 4787, 16891, 33509, 90953, 607949, 636671, 4255643, 11551031, 80857217]

約数ペア:

[(1, 80857217), (7, 11551031), (19, 4255643), (127, 636671), (133, 607949), (889, 90953), (2413, 33509), (4787, 16891)]