2005221121

素因数分解:

${\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{283}}^1\times {\mathrm{4339}}^1$

素因数の和:4716

約数の個数: 16

約数和(自身を含む): 2129863680

約数和(自身を除く): 124642559

約数列:

[1, 23, 71, 283, 1633, 4339, 6509, 20093, 99797, 308069, 462139, 1227937, 7085587, 28242551, 87183527, 2005221121]

約数ペア:

[(1, 2005221121), (23, 87183527), (71, 28242551), (283, 7085587), (1633, 1227937), (4339, 462139), (6509, 308069), (20093, 99797)]