427450168

素因数分解:

$2^3\times {\mathrm{1999}}^1\times {\mathrm{26729}}^1$

素因数の和:28734

約数の個数: 16

約数和(自身を含む): 801900000

約数和(自身を除く): 374449832

約数列:

[1, 2, 4, 8, 1999, 3998, 7996, 15992, 26729, 53458, 106916, 213832, 53431271, 106862542, 213725084, 427450168]

約数ペア:

[(1, 427450168), (2, 213725084), (4, 106862542), (8, 53431271), (1999, 213832), (3998, 106916), (7996, 53458), (15992, 26729)]