81463986

素因数分解:

$2^1\times 3^2\times {\mathrm{1559}}^1\times {\mathrm{2903}}^1$

素因数の和:4470

約数の個数: 24

約数和(自身を含む): 176679360

約数和(自身を除く): 95215374

約数列:

[1, 2, 3, 6, 9, 18, 1559, 2903, 3118, 4677, 5806, 8709, 9354, 14031, 17418, 26127, 28062, 52254, 4525777, 9051554, 13577331, 27154662, 40731993, 81463986]

約数ペア:

[(1, 81463986), (2, 40731993), (3, 27154662), (6, 13577331), (9, 9051554), (18, 4525777), (1559, 52254), (2903, 28062), (3118, 26127), (4677, 17418), (5806, 14031), (8709, 9354)]