72328557

素因数分解:

$3^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{281}}^1$

素因数の和:418

約数の個数: 48

約数和(自身を含む): 120362112

約数和(自身を除く): 48033555

約数列:

[1, 3, 7, 17, 21, 49, 51, 103, 119, 147, 281, 309, 357, 721, 833, 843, 1751, 1967, 2163, 2499, 4777, 5047, 5253, 5901, 12257, 13769, 14331, 15141, 28943, 33439, 36771, 41307, 85799, 86829, 100317, 202601, 234073, 257397, 492031, 607803, 702219, 1418207, 1476093, 3444217, 4254621, 10332651, 24109519, 72328557]

約数ペア:

[(1, 72328557), (3, 24109519), (7, 10332651), (17, 4254621), (21, 3444217), (49, 1476093), (51, 1418207), (103, 702219), (119, 607803), (147, 492031), (281, 257397), (309, 234073), (357, 202601), (721, 100317), (833, 86829), (843, 85799), (1751, 41307), (1967, 36771), (2163, 33439), (2499, 28943), (4777, 15141), (5047, 14331), (5253, 13769), (5901, 12257)]