856135

素因数分解:

$5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:474

約数の個数: 16

約数和(自身を含む): 1196352

約数和(自身を除く): 340217

約数列:

[1, 5, 7, 35, 61, 305, 401, 427, 2005, 2135, 2807, 14035, 24461, 122305, 171227, 856135]

約数ペア:

[(1, 856135), (5, 171227), (7, 122305), (35, 24461), (61, 14035), (305, 2807), (401, 2135), (427, 2005)]