85285791

素因数分解:

$3^4\times {\mathrm{331}}^1\times {\mathrm{3181}}^1$

素因数の和:3524

約数の個数: 20

約数和(自身を含む): 127827304

約数和(自身を除く): 42541513

約数列:

[1, 3, 9, 27, 81, 331, 993, 2979, 3181, 8937, 9543, 26811, 28629, 85887, 257661, 1052911, 3158733, 9476199, 28428597, 85285791]

約数ペア:

[(1, 85285791), (3, 28428597), (9, 9476199), (27, 3158733), (81, 1052911), (331, 257661), (993, 85887), (2979, 28629), (3181, 26811), (8937, 9543)]