81895635

素因数分解:

$3^2\times 5^1\times {\mathrm{223}}^1\times {\mathrm{8161}}^1$

素因数の和:8395

約数の個数: 24

約数和(自身を含む): 142606464

約数和(自身を除く): 60710829

約数列:

[1, 3, 5, 9, 15, 45, 223, 669, 1115, 2007, 3345, 8161, 10035, 24483, 40805, 73449, 122415, 367245, 1819903, 5459709, 9099515, 16379127, 27298545, 81895635]

約数ペア:

[(1, 81895635), (3, 27298545), (5, 16379127), (9, 9099515), (15, 5459709), (45, 1819903), (223, 367245), (669, 122415), (1115, 73449), (2007, 40805), (3345, 24483), (8161, 10035)]