39664723

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{331}}^1$

素因数の和:427

約数の個数: 32

約数和(自身を含む): 51632640

約数和(自身を除く): 11967917

約数列:

[1, 7, 17, 19, 53, 119, 133, 323, 331, 371, 901, 1007, 2261, 2317, 5627, 6289, 6307, 7049, 17119, 17543, 39389, 44023, 106913, 119833, 122801, 298231, 333317, 748391, 2087617, 2333219, 5666389, 39664723]

約数ペア:

[(1, 39664723), (7, 5666389), (17, 2333219), (19, 2087617), (53, 748391), (119, 333317), (133, 298231), (323, 122801), (331, 119833), (371, 106913), (901, 44023), (1007, 39389), (2261, 17543), (2317, 17119), (5627, 7049), (6289, 6307)]