81481230

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{905347}}^1$

素因数の和:905360

約数の個数: 24

約数和(自身を含む): 211851432

約数和(自身を除く): 130370202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 905347, 1810694, 2716041, 4526735, 5432082, 8148123, 9053470, 13580205, 16296246, 27160410, 40740615, 81481230]

約数ペア:

[(1, 81481230), (2, 40740615), (3, 27160410), (5, 16296246), (6, 13580205), (9, 9053470), (10, 8148123), (15, 5432082), (18, 4526735), (30, 2716041), (45, 1810694), (90, 905347)]