128567404

素因数分解:

$2^2\times 7^1\times {\mathrm{1093}}^1\times {\mathrm{4201}}^1$

素因数の和:5305

約数の個数: 24

約数和(自身を含む): 257431328

約数和(自身を除く): 128863924

約数列:

[1, 2, 4, 7, 14, 28, 1093, 2186, 4201, 4372, 7651, 8402, 15302, 16804, 29407, 30604, 58814, 117628, 4591693, 9183386, 18366772, 32141851, 64283702, 128567404]

約数ペア:

[(1, 128567404), (2, 64283702), (4, 32141851), (7, 18366772), (14, 9183386), (28, 4591693), (1093, 117628), (2186, 58814), (4201, 30604), (4372, 29407), (7651, 16804), (8402, 15302)]