81090486

素因数分解:

$2^1\times 3^2\times {\mathrm{1787}}^1\times {\mathrm{2521}}^1$

素因数の和:4316

約数の個数: 24

約数和(自身を含む): 175864104

約数和(自身を除く): 94773618

約数列:

[1, 2, 3, 6, 9, 18, 1787, 2521, 3574, 5042, 5361, 7563, 10722, 15126, 16083, 22689, 32166, 45378, 4505027, 9010054, 13515081, 27030162, 40545243, 81090486]

約数ペア:

[(1, 81090486), (2, 40545243), (3, 27030162), (6, 13515081), (9, 9010054), (18, 4505027), (1787, 45378), (2521, 32166), (3574, 22689), (5042, 16083), (5361, 15126), (7563, 10722)]