199964687

素因数分解:

${\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{113}}^1\times {\mathrm{283}}^1$

素因数の和:459

約数の個数: 24

約数和(自身を含む): 225142704

約数和(自身を除く): 25178017

約数列:

[1, 13, 37, 113, 169, 283, 481, 1469, 3679, 4181, 6253, 10471, 19097, 31979, 47827, 54353, 136123, 415727, 706589, 1183223, 1769599, 5404451, 15381899, 199964687]

約数ペア:

[(1, 199964687), (13, 15381899), (37, 5404451), (113, 1769599), (169, 1183223), (283, 706589), (481, 415727), (1469, 136123), (3679, 54353), (4181, 47827), (6253, 31979), (10471, 19097)]