25642591

素因数分解:

${\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1\times {\mathrm{599}}^1$

素因数の和:738

約数の個数: 16

約数和(自身を含む): 28728000

約数和(自身を除く): 3085409

約数列:

[1, 13, 37, 89, 481, 599, 1157, 3293, 7787, 22163, 42809, 53311, 288119, 693043, 1972507, 25642591]

約数ペア:

[(1, 25642591), (13, 1972507), (37, 693043), (89, 288119), (481, 53311), (599, 42809), (1157, 22163), (3293, 7787)]