1279685948

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{990469}}^1$

素因数の和:990509

約数の個数: 24

約数和(自身を含む): 2495984400

約数和(自身を除く): 1216298452

約数列:

[1, 2, 4, 17, 19, 34, 38, 68, 76, 323, 646, 1292, 990469, 1980938, 3961876, 16837973, 18818911, 33675946, 37637822, 67351892, 75275644, 319921487, 639842974, 1279685948]

約数ペア:

[(1, 1279685948), (2, 639842974), (4, 319921487), (17, 75275644), (19, 67351892), (34, 37637822), (38, 33675946), (68, 18818911), (76, 16837973), (323, 3961876), (646, 1980938), (1292, 990469)]