81694485

素因数分解:

$3^2\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{1637}}^1$

素因数の和:2757

約数の個数: 24

約数和(自身を含む): 141818040

約数和(自身を除く): 60123555

約数列:

[1, 3, 5, 9, 15, 45, 1109, 1637, 3327, 4911, 5545, 8185, 9981, 14733, 16635, 24555, 49905, 73665, 1815433, 5446299, 9077165, 16338897, 27231495, 81694485]

約数ペア:

[(1, 81694485), (3, 27231495), (5, 16338897), (9, 9077165), (15, 5446299), (45, 1815433), (1109, 73665), (1637, 49905), (3327, 24555), (4911, 16635), (5545, 14733), (8185, 9981)]