25880445

素因数分解:

$3^3\times 5^1\times {\mathrm{191707}}^1$

素因数の和:191721

約数の個数: 16

約数和(自身を含む): 46009920

約数和(自身を除く): 20129475

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 191707, 575121, 958535, 1725363, 2875605, 5176089, 8626815, 25880445]

約数ペア:

[(1, 25880445), (3, 8626815), (5, 5176089), (9, 2875605), (15, 1725363), (27, 958535), (45, 575121), (135, 191707)]