81512887

素因数分解:

${\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1\times {\mathrm{211}}^1$

素因数の和:498

約数の個数: 16

約数和(自身を含む): 86134752

約数和(自身を除く): 4621865

約数列:

[1, 37, 53, 197, 211, 1961, 7289, 7807, 10441, 11183, 41567, 386317, 413771, 1537979, 2203051, 81512887]

約数ペア:

[(1, 81512887), (37, 2203051), (53, 1537979), (197, 413771), (211, 386317), (1961, 41567), (7289, 11183), (7807, 10441)]