271993653

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{9319}}^1$

素因数の和:9398

約数の個数: 32

約数和(自身を含む): 429465600

約数和(自身を除く): 157471947

約数列:

[1, 3, 9, 23, 27, 47, 69, 141, 207, 423, 621, 1081, 1269, 3243, 9319, 9729, 27957, 29187, 83871, 214337, 251613, 437993, 643011, 1313979, 1929033, 3941937, 5787099, 10073839, 11825811, 30221517, 90664551, 271993653]

約数ペア:

[(1, 271993653), (3, 90664551), (9, 30221517), (23, 11825811), (27, 10073839), (47, 5787099), (69, 3941937), (141, 1929033), (207, 1313979), (423, 643011), (621, 437993), (1081, 251613), (1269, 214337), (3243, 83871), (9319, 29187), (9729, 27957)]