28997973

素因数分解:

$3^3\times {\mathrm{37}}^1\times {\mathrm{29027}}^1$

素因数の和:29073

約数の個数: 16

約数和(自身を含む): 44122560

約数和(自身を除く): 15124587

約数列:

[1, 3, 9, 27, 37, 111, 333, 999, 29027, 87081, 261243, 783729, 1073999, 3221997, 9665991, 28997973]

約数ペア:

[(1, 28997973), (3, 9665991), (9, 3221997), (27, 1073999), (37, 783729), (111, 261243), (333, 87081), (999, 29027)]