289606509

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{210317}}^1$

素因数の和:210346

約数の個数: 20

約数和(自身を含む): 458072604

約数和(自身を除く): 168466095

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 210317, 630951, 1892853, 3575389, 5678559, 10726167, 17035677, 32178501, 96535503, 289606509]

約数ペア:

[(1, 289606509), (3, 96535503), (9, 32178501), (17, 17035677), (27, 10726167), (51, 5678559), (81, 3575389), (153, 1892853), (459, 630951), (1377, 210317)]