2072195671

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{31151}}^1$

素因数の和:31231

約数の個数: 32

約数和(自身を含む): 2763307008

約数和(自身を除く): 691111337

約数列:

[1, 7, 13, 17, 43, 91, 119, 221, 301, 559, 731, 1547, 3913, 5117, 9503, 31151, 66521, 218057, 404963, 529567, 1339493, 2834741, 3706969, 6884371, 9376451, 17413409, 22771381, 48190597, 121893863, 159399667, 296027953, 2072195671]

約数ペア:

[(1, 2072195671), (7, 296027953), (13, 159399667), (17, 121893863), (43, 48190597), (91, 22771381), (119, 17413409), (221, 9376451), (301, 6884371), (559, 3706969), (731, 2834741), (1547, 1339493), (3913, 529567), (5117, 404963), (9503, 218057), (31151, 66521)]