205855881

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{891151}}^1$

素因数の和:891172

約数の個数: 16

約数和(自身を含む): 342202368

約数和(自身を除く): 136346487

約数列:

[1, 3, 7, 11, 21, 33, 77, 231, 891151, 2673453, 6238057, 9802661, 18714171, 29407983, 68618627, 205855881]

約数ペア:

[(1, 205855881), (3, 68618627), (7, 29407983), (11, 18714171), (21, 9802661), (33, 6238057), (77, 2673453), (231, 891151)]