81791244

素因数分解:

$2^2\times 3^2\times {\mathrm{73}}^1\times {\mathrm{31123}}^1$

素因数の和:31206

約数の個数: 36

約数和(自身を含む): 209589016

約数和(自身を除く): 127797772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 73, 146, 219, 292, 438, 657, 876, 1314, 2628, 31123, 62246, 93369, 124492, 186738, 280107, 373476, 560214, 1120428, 2271979, 4543958, 6815937, 9087916, 13631874, 20447811, 27263748, 40895622, 81791244]

約数ペア:

[(1, 81791244), (2, 40895622), (3, 27263748), (4, 20447811), (6, 13631874), (9, 9087916), (12, 6815937), (18, 4543958), (36, 2271979), (73, 1120428), (146, 560214), (219, 373476), (292, 280107), (438, 186738), (657, 124492), (876, 93369), (1314, 62246), (2628, 31123)]