38696721

素因数分解:

$3^1\times 7^2\times {\mathrm{67}}^1\times {\mathrm{3929}}^1$

素因数の和:4013

約数の個数: 24

約数和(自身を含む): 60930720

約数和(自身を除く): 22233999

約数列:

[1, 3, 7, 21, 49, 67, 147, 201, 469, 1407, 3283, 3929, 9849, 11787, 27503, 82509, 192521, 263243, 577563, 789729, 1842701, 5528103, 12898907, 38696721]

約数ペア:

[(1, 38696721), (3, 12898907), (7, 5528103), (21, 1842701), (49, 789729), (67, 577563), (147, 263243), (201, 192521), (469, 82509), (1407, 27503), (3283, 11787), (3929, 9849)]