289970819

素因数分解:

${\mathrm{17}}^1\times {\mathrm{41}}^2\times {\mathrm{73}}^1\times {\mathrm{139}}^1$

素因数の和:311

約数の個数: 24

約数和(自身を含む): 321305040

約数和(自身を除く): 31334221

約数列:

[1, 17, 41, 73, 139, 697, 1241, 1681, 2363, 2993, 5699, 10147, 28577, 50881, 96883, 122713, 172499, 233659, 416027, 2086121, 3972203, 7072459, 17057107, 289970819]

約数ペア:

[(1, 289970819), (17, 17057107), (41, 7072459), (73, 3972203), (139, 2086121), (697, 416027), (1241, 233659), (1681, 172499), (2363, 122713), (2993, 96883), (5699, 50881), (10147, 28577)]