208038061

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{103}}^1\times {\mathrm{1543}}^1$

素因数の和:1681

約数の個数: 32

約数和(自身を含む): 277475328

約数和(自身を除く): 69437267

約数列:

[1, 7, 11, 17, 77, 103, 119, 187, 721, 1133, 1309, 1543, 1751, 7931, 10801, 12257, 16973, 19261, 26231, 118811, 134827, 158929, 183617, 288541, 1112503, 1748219, 2019787, 2701793, 12237533, 18912551, 29719723, 208038061]

約数ペア:

[(1, 208038061), (7, 29719723), (11, 18912551), (17, 12237533), (77, 2701793), (103, 2019787), (119, 1748219), (187, 1112503), (721, 288541), (1133, 183617), (1309, 158929), (1543, 134827), (1751, 118811), (7931, 26231), (10801, 19261), (12257, 16973)]