2685393

素因数分解:

$3^5\times {\mathrm{43}}^1\times {\mathrm{257}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 4132128

約数和(自身を除く): 1446735

約数列:

[1, 3, 9, 27, 43, 81, 129, 243, 257, 387, 771, 1161, 2313, 3483, 6939, 10449, 11051, 20817, 33153, 62451, 99459, 298377, 895131, 2685393]

約数ペア:

[(1, 2685393), (3, 895131), (9, 298377), (27, 99459), (43, 62451), (81, 33153), (129, 20817), (243, 11051), (257, 10449), (387, 6939), (771, 3483), (1161, 2313)]