81656861

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{443}}^1\times {\mathrm{1289}}^1$

素因数の和:1756

約数の個数: 16

約数和(自身を含む): 96223680

約数和(自身を除く): 14566819

約数列:

[1, 11, 13, 143, 443, 1289, 4873, 5759, 14179, 16757, 63349, 184327, 571027, 6281297, 7423351, 81656861]

約数ペア:

[(1, 81656861), (11, 7423351), (13, 6281297), (143, 571027), (443, 184327), (1289, 63349), (4873, 16757), (5759, 14179)]