389699721

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{849019}}^1$

素因数の和:849045

約数の個数: 16

約数和(自身を含む): 611294400

約数和(自身を除く): 221594679

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 849019, 2547057, 7641171, 14433323, 22923513, 43299969, 129899907, 389699721]

約数ペア:

[(1, 389699721), (3, 129899907), (9, 43299969), (17, 22923513), (27, 14433323), (51, 7641171), (153, 2547057), (459, 849019)]