81114385

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{809}}^1\times {\mathrm{1823}}^1$

素因数の和:2648

約数の個数: 16

約数和(自身を含む): 106375680

約数和(自身を除く): 25261295

約数列:

[1, 5, 11, 55, 809, 1823, 4045, 8899, 9115, 20053, 44495, 100265, 1474807, 7374035, 16222877, 81114385]

約数ペア:

[(1, 81114385), (5, 16222877), (11, 7374035), (55, 1474807), (809, 100265), (1823, 44495), (4045, 20053), (8899, 9115)]