280113613

素因数分解:

${\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{127}}^1\times {\mathrm{421}}^1$

素因数の和:605

約数の個数: 24

約数和(自身を含む): 316317696

約数和(自身を除く): 36204083

約数列:

[1, 13, 31, 127, 169, 403, 421, 1651, 3937, 5239, 5473, 13051, 21463, 51181, 53467, 71149, 169663, 665353, 695071, 1657477, 2205619, 9035923, 21547201, 280113613]

約数ペア:

[(1, 280113613), (13, 21547201), (31, 9035923), (127, 2205619), (169, 1657477), (403, 695071), (421, 665353), (1651, 169663), (3937, 71149), (5239, 53467), (5473, 51181), (13051, 21463)]