2912891128

素因数分解:

$2^3\times 7^1\times {\mathrm{389}}^1\times {\mathrm{133717}}^1$

素因数の和:134119

約数の個数: 32

約数和(自身を含む): 6258002400

約数和(自身を除く): 3345111272

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 389, 778, 1556, 2723, 3112, 5446, 10892, 21784, 133717, 267434, 534868, 936019, 1069736, 1872038, 3744076, 7488152, 52015913, 104031826, 208063652, 364111391, 416127304, 728222782, 1456445564, 2912891128]

約数ペア:

[(1, 2912891128), (2, 1456445564), (4, 728222782), (7, 416127304), (8, 364111391), (14, 208063652), (28, 104031826), (56, 52015913), (389, 7488152), (778, 3744076), (1556, 1872038), (2723, 1069736), (3112, 936019), (5446, 534868), (10892, 267434), (21784, 133717)]