81661215

素因数分解:

$3^1\times 5^1\times {\mathrm{1109}}^1\times {\mathrm{4909}}^1$

素因数の和:6026

約数の個数: 16

約数和(自身を含む): 130802400

約数和(自身を除く): 49141185

約数列:

[1, 3, 5, 15, 1109, 3327, 4909, 5545, 14727, 16635, 24545, 73635, 5444081, 16332243, 27220405, 81661215]

約数ペア:

[(1, 81661215), (3, 27220405), (5, 16332243), (15, 5444081), (1109, 73635), (3327, 24545), (4909, 16635), (5545, 14727)]