81398385

素因数分解:

$3^3\times 5^1\times {\mathrm{602951}}^1$

素因数の和:602965

約数の個数: 16

約数和(自身を含む): 144708480

約数和(自身を除く): 63310095

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 602951, 1808853, 3014755, 5426559, 9044265, 16279677, 27132795, 81398385]

約数ペア:

[(1, 81398385), (3, 27132795), (5, 16279677), (9, 9044265), (15, 5426559), (27, 3014755), (45, 1808853), (135, 602951)]