12812735

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{59}}^1\times {\mathrm{257}}^1$

素因数の和:347

約数の個数: 24

約数和(自身を含む): 16997040

約数和(自身を除く): 4184305

約数列:

[1, 5, 13, 59, 65, 169, 257, 295, 767, 845, 1285, 3341, 3835, 9971, 15163, 16705, 43433, 49855, 75815, 197119, 217165, 985595, 2562547, 12812735]

約数ペア:

[(1, 12812735), (5, 2562547), (13, 985595), (59, 217165), (65, 197119), (169, 75815), (257, 49855), (295, 43433), (767, 16705), (845, 15163), (1285, 9971), (3341, 3835)]