218365868

素因数分解:

$2^2\times 7^1\times {\mathrm{43}}^1\times {\mathrm{293}}^1\times {\mathrm{619}}^1$

素因数の和:966

約数の個数: 48

約数和(自身を含む): 449137920

約数和(自身を除く): 230772052

約数列:

[1, 2, 4, 7, 14, 28, 43, 86, 172, 293, 301, 586, 602, 619, 1172, 1204, 1238, 2051, 2476, 4102, 4333, 8204, 8666, 12599, 17332, 25198, 26617, 50396, 53234, 88193, 106468, 176386, 181367, 186319, 352772, 362734, 372638, 725468, 745276, 1269569, 2539138, 5078276, 7798781, 15597562, 31195124, 54591467, 109182934, 218365868]

約数ペア:

[(1, 218365868), (2, 109182934), (4, 54591467), (7, 31195124), (14, 15597562), (28, 7798781), (43, 5078276), (86, 2539138), (172, 1269569), (293, 745276), (301, 725468), (586, 372638), (602, 362734), (619, 352772), (1172, 186319), (1204, 181367), (1238, 176386), (2051, 106468), (2476, 88193), (4102, 53234), (4333, 50396), (8204, 26617), (8666, 25198), (12599, 17332)]