85287811

素因数分解:

$7^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{4079}}^1$

素因数の和:4218

約数の個数: 16

約数和(自身を含む): 101836800

約数和(自身を除く): 16548989

約数列:

[1, 7, 29, 103, 203, 721, 2987, 4079, 20909, 28553, 118291, 420137, 828037, 2940959, 12183973, 85287811]

約数ペア:

[(1, 85287811), (7, 12183973), (29, 2940959), (103, 828037), (203, 420137), (721, 118291), (2987, 28553), (4079, 20909)]