25991909

素因数分解:

${\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{43}}^1\times {\mathrm{641}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 28473984

約数和(自身を除く): 2482075

約数列:

[1, 23, 41, 43, 641, 943, 989, 1763, 14743, 26281, 27563, 40549, 604463, 633949, 1130083, 25991909]

約数ペア:

[(1, 25991909), (23, 1130083), (41, 633949), (43, 604463), (641, 40549), (943, 27563), (989, 26281), (1763, 14743)]