27489051

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{19963}}^1$

素因数の和:19992

約数の個数: 20

約数和(自身を含む): 43481592

約数和(自身を除く): 15992541

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 19963, 59889, 179667, 339371, 539001, 1018113, 1617003, 3054339, 9163017, 27489051]

約数ペア:

[(1, 27489051), (3, 9163017), (9, 3054339), (17, 1617003), (27, 1018113), (51, 539001), (81, 339371), (153, 179667), (459, 59889), (1377, 19963)]