81562905

素因数分解:

$3^2\times 5^1\times {\mathrm{1812509}}^1$

素因数の和:1812520

約数の個数: 12

約数和(自身を含む): 141375780

約数和(自身を除く): 59812875

約数列:

[1, 3, 5, 9, 15, 45, 1812509, 5437527, 9062545, 16312581, 27187635, 81562905]

約数ペア:

[(1, 81562905), (3, 27187635), (5, 16312581), (9, 9062545), (15, 5437527), (45, 1812509)]