85321817

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{277}}^1\times {\mathrm{557}}^1$

素因数の和:920

約数の個数: 16

約数和(自身を含む): 99279360

約数和(自身を除く): 13957543

約数列:

[1, 7, 79, 277, 553, 557, 1939, 3899, 21883, 44003, 153181, 154289, 308021, 1080023, 12188831, 85321817]

約数ペア:

[(1, 85321817), (7, 12188831), (79, 1080023), (277, 308021), (553, 154289), (557, 153181), (1939, 44003), (3899, 21883)]