66756683

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1693}}^1$

素因数の和:1874

約数の個数: 16

約数和(自身を含む): 78710016

約数和(自身を除く): 11953333

約数列:

[1, 7, 43, 131, 301, 917, 1693, 5633, 11851, 39431, 72799, 221783, 509593, 1552481, 9536669, 66756683]

約数ペア:

[(1, 66756683), (7, 9536669), (43, 1552481), (131, 509593), (301, 221783), (917, 72799), (1693, 39431), (5633, 11851)]