155771289

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{19963}}^1$

素因数の和:20006

約数の個数: 24

約数和(自身を含む): 245157920

約数和(自身を除く): 89386631

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 7803, 19963, 59889, 179667, 339371, 539001, 1018113, 3054339, 5769307, 9163017, 17307921, 51923763, 155771289]

約数ペア:

[(1, 155771289), (3, 51923763), (9, 17307921), (17, 9163017), (27, 5769307), (51, 3054339), (153, 1018113), (289, 539001), (459, 339371), (867, 179667), (2601, 59889), (7803, 19963)]