81066978

素因数分解:

$2^1\times 3^2\times {\mathrm{1481}}^1\times {\mathrm{3041}}^1$

素因数の和:4530

約数の個数: 24

約数和(自身を含む): 175821516

約数和(自身を除く): 94754538

約数列:

[1, 2, 3, 6, 9, 18, 1481, 2962, 3041, 4443, 6082, 8886, 9123, 13329, 18246, 26658, 27369, 54738, 4503721, 9007442, 13511163, 27022326, 40533489, 81066978]

約数ペア:

[(1, 81066978), (2, 40533489), (3, 27022326), (6, 13511163), (9, 9007442), (18, 4503721), (1481, 54738), (2962, 27369), (3041, 26658), (4443, 18246), (6082, 13329), (8886, 9123)]