18682167

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1217}}^1$

素因数の和:1287

約数の個数: 32

約数和(自身を含む): 30868992

約数和(自身を除く): 12186825

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1217, 2193, 3651, 5117, 8519, 15351, 20689, 25557, 52331, 62067, 144823, 156993, 366317, 434469, 889627, 1098951, 2668881, 6227389, 18682167]

約数ペア:

[(1, 18682167), (3, 6227389), (7, 2668881), (17, 1098951), (21, 889627), (43, 434469), (51, 366317), (119, 156993), (129, 144823), (301, 62067), (357, 52331), (731, 25557), (903, 20689), (1217, 15351), (2193, 8519), (3651, 5117)]