17862243

素因数分解:

$3^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{151}}^1$

素因数の和:335

約数の個数: 32

約数和(自身を含む): 28250112

約数和(自身を除く): 10387869

約数列:

[1, 3, 7, 21, 43, 129, 131, 151, 301, 393, 453, 903, 917, 1057, 2751, 3171, 5633, 6493, 16899, 19479, 19781, 39431, 45451, 59343, 118293, 136353, 138467, 415401, 850583, 2551749, 5954081, 17862243]

約数ペア:

[(1, 17862243), (3, 5954081), (7, 2551749), (21, 850583), (43, 415401), (129, 138467), (131, 136353), (151, 118293), (301, 59343), (393, 45451), (453, 39431), (903, 19781), (917, 19479), (1057, 16899), (2751, 6493), (3171, 5633)]