198695211

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{15971}}^1$

素因数の和:16027

約数の個数: 32

約数和(自身を含む): 321995520

約数和(自身を除く): 123300309

約数列:

[1, 3, 11, 13, 29, 33, 39, 87, 143, 319, 377, 429, 957, 1131, 4147, 12441, 15971, 47913, 175681, 207623, 463159, 527043, 622869, 1389477, 2283853, 5094749, 6021067, 6851559, 15284247, 18063201, 66231737, 198695211]

約数ペア:

[(1, 198695211), (3, 66231737), (11, 18063201), (13, 15284247), (29, 6851559), (33, 6021067), (39, 5094749), (87, 2283853), (143, 1389477), (319, 622869), (377, 527043), (429, 463159), (957, 207623), (1131, 175681), (4147, 47913), (12441, 15971)]