128220631

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{22811}}^1$

素因数の和:22902

約数の個数: 16

約数和(自身を含む): 162056448

約数和(自身を除く): 33835817

約数列:

[1, 7, 11, 73, 77, 511, 803, 5621, 22811, 159677, 250921, 1665203, 1756447, 11656421, 18317233, 128220631]

約数ペア:

[(1, 128220631), (7, 18317233), (11, 11656421), (73, 1756447), (77, 1665203), (511, 250921), (803, 159677), (5621, 22811)]