210801695

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{199}}^1\times {\mathrm{379}}^1$

素因数の和:639

約数の個数: 32

約数和(自身を含む): 280896000

約数和(自身を除く): 70094305

約数列:

[1, 5, 13, 43, 65, 199, 215, 379, 559, 995, 1895, 2587, 2795, 4927, 8557, 12935, 16297, 24635, 42785, 75421, 81485, 111241, 211861, 377105, 556205, 980473, 1059305, 3243103, 4902365, 16215515, 42160339, 210801695]

約数ペア:

[(1, 210801695), (5, 42160339), (13, 16215515), (43, 4902365), (65, 3243103), (199, 1059305), (215, 980473), (379, 556205), (559, 377105), (995, 211861), (1895, 111241), (2587, 81485), (2795, 75421), (4927, 42785), (8557, 24635), (12935, 16297)]