25740729

素因数分解:

$3^2\times 7^2\times {\mathrm{58369}}^1$

素因数の和:58389

約数の個数: 18

約数和(自身を含む): 43252170

約数和(自身を除く): 17511441

約数列:

[1, 3, 7, 9, 21, 49, 63, 147, 441, 58369, 175107, 408583, 525321, 1225749, 2860081, 3677247, 8580243, 25740729]

約数ペア:

[(1, 25740729), (3, 8580243), (7, 3677247), (9, 2860081), (21, 1225749), (49, 525321), (63, 408583), (147, 175107), (441, 58369)]