25897898

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{193}}^1\times {\mathrm{397}}^1$

素因数の和:618

約数の個数: 24

約数和(自身を含む): 42389388

約数和(自身を除く): 16491490

約数列:

[1, 2, 13, 26, 169, 193, 338, 386, 397, 794, 2509, 5018, 5161, 10322, 32617, 65234, 67093, 76621, 134186, 153242, 996073, 1992146, 12948949, 25897898]

約数ペア:

[(1, 25897898), (2, 12948949), (13, 1992146), (26, 996073), (169, 153242), (193, 134186), (338, 76621), (386, 67093), (397, 65234), (794, 32617), (2509, 10322), (5018, 5161)]