28205121081

素因数分解:

$3^1\times {\mathrm{103}}^1\times {\mathrm{191}}^1\times {\mathrm{477899}}^1$

素因数の和:478196

約数の個数: 16

約数和(自身を含む): 38170828800

約数和(自身を除く): 9965707719

約数列:

[1, 3, 103, 191, 309, 573, 19673, 59019, 477899, 1433697, 49223597, 91278709, 147670791, 273836127, 9401707027, 28205121081]

約数ペア:

[(1, 28205121081), (3, 9401707027), (103, 273836127), (191, 147670791), (309, 91278709), (573, 49223597), (19673, 1433697), (59019, 477899)]