22507457

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1$

素因数の和:213

約数の個数: 32

約数和(自身を含む): 28753920

約数和(自身を除く): 6246463

約数列:

[1, 7, 19, 31, 53, 103, 133, 217, 371, 589, 721, 1007, 1643, 1957, 3193, 4123, 5459, 7049, 11501, 13699, 22351, 31217, 38213, 60667, 103721, 169229, 218519, 424669, 726047, 1184603, 3215351, 22507457]

約数ペア:

[(1, 22507457), (7, 3215351), (19, 1184603), (31, 726047), (53, 424669), (103, 218519), (133, 169229), (217, 103721), (371, 60667), (589, 38213), (721, 31217), (1007, 22351), (1643, 13699), (1957, 11501), (3193, 7049), (4123, 5459)]