156973487993

素因数分解:

$7^1\times {\mathrm{31}}^1\times {\mathrm{1999}}^1\times {\mathrm{361871}}^1$

素因数の和:363908

約数の個数: 16

約数和(自身を含む): 185278464000

約数和(自身を除く): 28304976007

約数列:

[1, 7, 31, 217, 1999, 13993, 61969, 361871, 433783, 2533097, 11218001, 78526007, 723380129, 5063660903, 22424783999, 156973487993]

約数ペア:

[(1, 156973487993), (7, 22424783999), (31, 5063660903), (217, 723380129), (1999, 78526007), (13993, 11218001), (61969, 2533097), (361871, 433783)]