25814961

素因数分解:

$3^2\times {\mathrm{71}}^2\times {\mathrm{569}}^1$

素因数の和:717

約数の個数: 18

約数和(自身を含む): 37887330

約数和(自身を除く): 12072369

約数列:

[1, 3, 9, 71, 213, 569, 639, 1707, 5041, 5121, 15123, 40399, 45369, 121197, 363591, 2868329, 8604987, 25814961]

約数ペア:

[(1, 25814961), (3, 8604987), (9, 2868329), (71, 363591), (213, 121197), (569, 45369), (639, 40399), (1707, 15123), (5041, 5121)]