64888974073

素因数分解:

$7^2\times {\mathrm{11}}^2\times {\mathrm{10944337}}^1$

素因数の和:10944373

約数の個数: 18

約数和(自身を含む): 82969026378

約数和(自身を除く): 18080052305

約数列:

[1, 7, 11, 49, 77, 121, 539, 847, 5929, 10944337, 76610359, 120387707, 536272513, 842713949, 1324264777, 5898997643, 9269853439, 64888974073]

約数ペア:

[(1, 64888974073), (7, 9269853439), (11, 5898997643), (49, 1324264777), (77, 842713949), (121, 536272513), (539, 120387707), (847, 76610359), (5929, 10944337)]