123727743

素因数分解:

$3^4\times {\mathrm{641}}^1\times {\mathrm{2383}}^1$

素因数の和:3036

約数の個数: 20

約数和(自身を含む): 185193888

約数和(自身を除く): 61466145

約数列:

[1, 3, 9, 27, 81, 641, 1923, 2383, 5769, 7149, 17307, 21447, 51921, 64341, 193023, 1527503, 4582509, 13747527, 41242581, 123727743]

約数ペア:

[(1, 123727743), (3, 41242581), (9, 13747527), (27, 4582509), (81, 1527503), (641, 193023), (1923, 64341), (2383, 51921), (5769, 21447), (7149, 17307)]