1257949

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2$

素因数の和:97

約数の個数: 24

約数和(自身を含む): 1715904

約数和(自身を除く): 457955

約数列:

[1, 7, 11, 17, 31, 77, 119, 187, 217, 341, 527, 961, 1309, 2387, 3689, 5797, 6727, 10571, 16337, 40579, 73997, 114359, 179707, 1257949]

約数ペア:

[(1, 1257949), (7, 179707), (11, 114359), (17, 73997), (31, 40579), (77, 16337), (119, 10571), (187, 6727), (217, 5797), (341, 3689), (527, 2387), (961, 1309)]