81420911

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{18367}}^1$

素因数の和:18422

約数の個数: 16

約数和(自身を含む): 98746368

約数和(自身を除く): 17325457

約数列:

[1, 11, 13, 31, 143, 341, 403, 4433, 18367, 202037, 238771, 569377, 2626481, 6263147, 7401901, 81420911]

約数ペア:

[(1, 81420911), (11, 7401901), (13, 6263147), (31, 2626481), (143, 569377), (341, 238771), (403, 202037), (4433, 18367)]