86540321

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{60901}}^1$

素因数の和:60944

約数の個数: 12

約数和(自身を含む): 104142420

約数和(自身を除く): 17602099

約数列:

[1, 7, 29, 49, 203, 1421, 60901, 426307, 1766129, 2984149, 12362903, 86540321]

約数ペア:

[(1, 86540321), (7, 12362903), (29, 2984149), (49, 1766129), (203, 426307), (1421, 60901)]