201149181

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{397}}^1\times {\mathrm{2963}}^1$

素因数の和:3385

約数の個数: 24

約数和(自身を含む): 306714720

約数和(自身を除く): 105565539

約数列:

[1, 3, 9, 19, 57, 171, 397, 1191, 2963, 3573, 7543, 8889, 22629, 26667, 56297, 67887, 168891, 506673, 1176311, 3528933, 10586799, 22349909, 67049727, 201149181]

約数ペア:

[(1, 201149181), (3, 67049727), (9, 22349909), (19, 10586799), (57, 3528933), (171, 1176311), (397, 506673), (1191, 168891), (2963, 67887), (3573, 56297), (7543, 26667), (8889, 22629)]