272296941

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{151}}^1\times {\mathrm{1997}}^1$

素因数の和:2201

約数の個数: 32

約数和(自身を含む): 427603968

約数和(自身を除く): 155307027

約数列:

[1, 3, 7, 21, 43, 129, 151, 301, 453, 903, 1057, 1997, 3171, 5991, 6493, 13979, 19479, 41937, 45451, 85871, 136353, 257613, 301547, 601097, 904641, 1803291, 2110829, 6332487, 12966521, 38899563, 90765647, 272296941]

約数ペア:

[(1, 272296941), (3, 90765647), (7, 38899563), (21, 12966521), (43, 6332487), (129, 2110829), (151, 1803291), (301, 904641), (453, 601097), (903, 301547), (1057, 257613), (1997, 136353), (3171, 85871), (5991, 45451), (6493, 41937), (13979, 19479)]