17090757

素因数分解:

$3^4\times {\mathrm{257}}^1\times {\mathrm{821}}^1$

素因数の和:1090

約数の個数: 20

約数和(自身を含む): 25661196

約数和(自身を除く): 8570439

約数列:

[1, 3, 9, 27, 81, 257, 771, 821, 2313, 2463, 6939, 7389, 20817, 22167, 66501, 210997, 632991, 1898973, 5696919, 17090757]

約数ペア:

[(1, 17090757), (3, 5696919), (9, 1898973), (27, 632991), (81, 210997), (257, 66501), (771, 22167), (821, 20817), (2313, 7389), (2463, 6939)]