128970476

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{157}}^1\times {\mathrm{8929}}^1$

素因数の和:9113

約数の個数: 24

約数和(自身を含む): 237037920

約数和(自身を除く): 108067444

約数列:

[1, 2, 4, 23, 46, 92, 157, 314, 628, 3611, 7222, 8929, 14444, 17858, 35716, 205367, 410734, 821468, 1401853, 2803706, 5607412, 32242619, 64485238, 128970476]

約数ペア:

[(1, 128970476), (2, 64485238), (4, 32242619), (23, 5607412), (46, 2803706), (92, 1401853), (157, 821468), (314, 410734), (628, 205367), (3611, 35716), (7222, 17858), (8929, 14444)]