128977880024

素因数分解:

$2^3\times 7^1\times {\mathrm{2303176429}}^1$

素因数の和:2303176442

約数の個数: 16

約数和(自身を含む): 276381171600

約数和(自身を除く): 147403291576

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 2303176429, 4606352858, 9212705716, 16122235003, 18425411432, 32244470006, 64488940012, 128977880024]

約数ペア:

[(1, 128977880024), (2, 64488940012), (4, 32244470006), (7, 18425411432), (8, 16122235003), (14, 9212705716), (28, 4606352858), (56, 2303176429)]