81223029

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{149}}^1\times {\mathrm{1637}}^1$

素因数の和:1829

約数の個数: 24

約数和(自身を含む): 121375800

約数和(自身を除く): 40152771

約数列:

[1, 3, 9, 37, 111, 149, 333, 447, 1341, 1637, 4911, 5513, 14733, 16539, 49617, 60569, 181707, 243913, 545121, 731739, 2195217, 9024781, 27074343, 81223029]

約数ペア:

[(1, 81223029), (3, 27074343), (9, 9024781), (37, 2195217), (111, 731739), (149, 545121), (333, 243913), (447, 181707), (1341, 60569), (1637, 49617), (4911, 16539), (5513, 14733)]