51138621

素因数分解:

$3^7\times {\mathrm{67}}^1\times {\mathrm{349}}^1$

素因数の和:437

約数の個数: 32

約数和(自身を含む): 78064000

約数和(自身を除く): 26925379

約数列:

[1, 3, 9, 27, 67, 81, 201, 243, 349, 603, 729, 1047, 1809, 2187, 3141, 5427, 9423, 16281, 23383, 28269, 48843, 70149, 84807, 146529, 210447, 254421, 631341, 763263, 1894023, 5682069, 17046207, 51138621]

約数ペア:

[(1, 51138621), (3, 17046207), (9, 5682069), (27, 1894023), (67, 763263), (81, 631341), (201, 254421), (243, 210447), (349, 146529), (603, 84807), (729, 70149), (1047, 48843), (1809, 28269), (2187, 23383), (3141, 16281), (5427, 9423)]