40781657

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{1061}}^1$

素因数の和:1121

約数の個数: 24

約数和(自身を含む): 52165440

約数和(自身を除く): 11383783

約数列:

[1, 7, 17, 19, 119, 133, 289, 323, 1061, 2023, 2261, 5491, 7427, 18037, 20159, 38437, 126259, 141113, 306629, 342703, 2146403, 2398921, 5825951, 40781657]

約数ペア:

[(1, 40781657), (7, 5825951), (17, 2398921), (19, 2146403), (119, 342703), (133, 306629), (289, 141113), (323, 126259), (1061, 38437), (2023, 20159), (2261, 18037), (5491, 7427)]