28705721

素因数分解:

${\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{84181}}^1$

素因数の和:84223

約数の個数: 8

約数和(自身を含む): 32325888

約数和(自身を除く): 3620167

約数列:

[1, 11, 31, 341, 84181, 925991, 2609611, 28705721]

約数ペア:

[(1, 28705721), (11, 2609611), (31, 925991), (341, 84181)]