128520782

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{22367}}^1$

素因数の和:22412

約数の個数: 24

約数和(自身を含む): 221040576

約数和(自身を除く): 92519794

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 338, 442, 2873, 5746, 22367, 44734, 290771, 380239, 581542, 760478, 3780023, 4943107, 7560046, 9886214, 64260391, 128520782]

約数ペア:

[(1, 128520782), (2, 64260391), (13, 9886214), (17, 7560046), (26, 4943107), (34, 3780023), (169, 760478), (221, 581542), (338, 380239), (442, 290771), (2873, 44734), (5746, 22367)]