2578743

素因数分解:

$3^3\times {\mathrm{149}}^1\times {\mathrm{641}}^1$

素因数の和:799

約数の個数: 16

約数和(自身を含む): 3852000

約数和(自身を除く): 1273257

約数列:

[1, 3, 9, 27, 149, 447, 641, 1341, 1923, 4023, 5769, 17307, 95509, 286527, 859581, 2578743]

約数ペア:

[(1, 2578743), (3, 859581), (9, 286527), (27, 95509), (149, 17307), (447, 5769), (641, 4023), (1341, 1923)]