81384093

素因数分解:

$3^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{12073}}^1$

素因数の和:12193

約数の個数: 24

約数和(自身を含む): 135615168

約数和(自身を除く): 54231075

約数列:

[1, 3, 7, 9, 21, 63, 107, 321, 749, 963, 2247, 6741, 12073, 36219, 84511, 108657, 253533, 760599, 1291811, 3875433, 9042677, 11626299, 27128031, 81384093]

約数ペア:

[(1, 81384093), (3, 27128031), (7, 11626299), (9, 9042677), (21, 3875433), (63, 1291811), (107, 760599), (321, 253533), (749, 108657), (963, 84511), (2247, 36219), (6741, 12073)]