13156747281

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{1973}}^1\times {\mathrm{17231}}^1$

素因数の和:19253

約数の個数: 24

約数和(自身を含む): 19457133696

約数和(自身を除く): 6300386415

約数列:

[1, 3, 9, 43, 129, 387, 1973, 5919, 17231, 17757, 51693, 84839, 155079, 254517, 740933, 763551, 2222799, 6668397, 33996763, 101990289, 305970867, 1461860809, 4385582427, 13156747281]

約数ペア:

[(1, 13156747281), (3, 4385582427), (9, 1461860809), (43, 305970867), (129, 101990289), (387, 33996763), (1973, 6668397), (5919, 2222799), (17231, 763551), (17757, 740933), (51693, 254517), (84839, 155079)]