25556973

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1$

素因数の和:341

約数の個数: 32

約数和(自身を含む): 38304000

約数和(自身を除く): 12747027

約数列:

[1, 3, 13, 37, 39, 89, 111, 199, 267, 481, 597, 1157, 1443, 2587, 3293, 3471, 7363, 7761, 9879, 17711, 22089, 42809, 53133, 95719, 128427, 230243, 287157, 655307, 690729, 1965921, 8518991, 25556973]

約数ペア:

[(1, 25556973), (3, 8518991), (13, 1965921), (37, 690729), (39, 655307), (89, 287157), (111, 230243), (199, 128427), (267, 95719), (481, 53133), (597, 42809), (1157, 22089), (1443, 17711), (2587, 9879), (3293, 7761), (3471, 7363)]