297868509

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{216317}}^1$

素因数の和:216346

約数の個数: 20

約数和(自身を含む): 471140604

約数和(自身を除く): 173272095

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 459, 1377, 216317, 648951, 1946853, 3677389, 5840559, 11032167, 17521677, 33096501, 99289503, 297868509]

約数ペア:

[(1, 297868509), (3, 99289503), (9, 33096501), (17, 17521677), (27, 11032167), (51, 5840559), (81, 3677389), (153, 1946853), (459, 648951), (1377, 216317)]