638049339

素因数分解:

$3^3\times {\mathrm{41}}^1\times {\mathrm{576377}}^1$

素因数の和:576427

約数の個数: 16

約数和(自身を含む): 968315040

約数和(自身を除く): 330265701

約数列:

[1, 3, 9, 27, 41, 123, 369, 1107, 576377, 1729131, 5187393, 15562179, 23631457, 70894371, 212683113, 638049339]

約数ペア:

[(1, 638049339), (3, 212683113), (9, 70894371), (27, 23631457), (41, 15562179), (123, 5187393), (369, 1729131), (1107, 576377)]