128989861

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{128861}}^1$

素因数の和:128892

約数の個数: 16

約数和(自身を含む): 173190528

約数和(自身を除く): 44200667

約数列:

[1, 7, 11, 13, 77, 91, 143, 1001, 128861, 902027, 1417471, 1675193, 9922297, 11726351, 18427123, 128989861]

約数ペア:

[(1, 128989861), (7, 18427123), (11, 11726351), (13, 9922297), (77, 1675193), (91, 1417471), (143, 902027), (1001, 128861)]