280870880479

素因数分解:

$7^1\times {\mathrm{79}}^1\times {\mathrm{331}}^1\times {\mathrm{1534453}}^1$

素因数の和:1534870

約数の個数: 16

約数和(自身を含む): 326040785920

約数和(自身を除く): 45169905441

約数列:

[1, 7, 79, 331, 553, 2317, 26149, 183043, 1534453, 10741171, 121221787, 507903943, 848552509, 3555327601, 40124411497, 280870880479]

約数ペア:

[(1, 280870880479), (7, 40124411497), (79, 3555327601), (331, 848552509), (553, 507903943), (2317, 121221787), (26149, 10741171), (183043, 1534453)]