7728651

素因数分解:

$3^2\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1831}}^1$

素因数の和:1911

約数の個数: 24

約数和(自身を含む): 12955904

約数和(自身を除く): 5227253

約数列:

[1, 3, 7, 9, 21, 63, 67, 201, 469, 603, 1407, 1831, 4221, 5493, 12817, 16479, 38451, 115353, 122677, 368031, 858739, 1104093, 2576217, 7728651]

約数ペア:

[(1, 7728651), (3, 2576217), (7, 1104093), (9, 858739), (21, 368031), (63, 122677), (67, 115353), (201, 38451), (469, 16479), (603, 12817), (1407, 5493), (1831, 4221)]