128924852

素因数分解:

$2^2\times 7^1\times {\mathrm{181}}^1\times {\mathrm{25439}}^1$

素因数の和:25631

約数の個数: 24

約数和(自身を含む): 259284480

約数和(自身を除く): 130359628

約数列:

[1, 2, 4, 7, 14, 28, 181, 362, 724, 1267, 2534, 5068, 25439, 50878, 101756, 178073, 356146, 712292, 4604459, 9208918, 18417836, 32231213, 64462426, 128924852]

約数ペア:

[(1, 128924852), (2, 64462426), (4, 32231213), (7, 18417836), (14, 9208918), (28, 4604459), (181, 712292), (362, 356146), (724, 178073), (1267, 101756), (2534, 50878), (5068, 25439)]