7242830.00000000

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{210811}}^1$

素因数の和:210832

約数の個数: 20

約数和(自身を含む): 91492408

約数和(自身を除く): 47643720

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 210811, 421622, 843244, 1686488, 2740543, 3372976, 5481086, 10962172, 21924344, 43848688]

約数ペア:

[(1, 43848688), (2, 21924344), (4, 10962172), (8, 5481086), (13, 3372976), (16, 2740543), (26, 1686488), (52, 843244), (104, 421622), (208, 210811)]