81338741

素因数分解:

${\mathrm{11}}^3\times {\mathrm{23}}^1\times {\mathrm{2657}}^1$

素因数の和:2713

約数の個数: 16

約数和(自身を含む): 93391488

約数和(自身を除く): 12052747

約数列:

[1, 11, 23, 121, 253, 1331, 2657, 2783, 29227, 30613, 61111, 321497, 672221, 3536467, 7394431, 81338741]

約数ペア:

[(1, 81338741), (11, 7394431), (23, 3536467), (121, 672221), (253, 321497), (1331, 61111), (2657, 30613), (2783, 29227)]