858502071

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{65831}}^1$

素因数の和:65873

約数の個数: 40

約数和(自身を含む): 1529409024

約数和(自身を除く): 670906953

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 81, 161, 189, 207, 483, 567, 621, 1449, 1863, 4347, 13041, 65831, 197493, 460817, 592479, 1382451, 1514113, 1777437, 4147353, 4542339, 5332311, 10598791, 12442059, 13627017, 31796373, 37326177, 40881051, 95389119, 122643153, 286167357, 858502071]

約数ペア:

[(1, 858502071), (3, 286167357), (7, 122643153), (9, 95389119), (21, 40881051), (23, 37326177), (27, 31796373), (63, 13627017), (69, 12442059), (81, 10598791), (161, 5332311), (189, 4542339), (207, 4147353), (483, 1777437), (567, 1514113), (621, 1382451), (1449, 592479), (1863, 460817), (4347, 197493), (13041, 65831)]