2647971

素因数分解:

$3^5\times {\mathrm{17}}^1\times {\mathrm{641}}^1$

素因数の和:673

約数の個数: 24

約数和(自身を含む): 4206384

約数和(自身を除く): 1558413

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 243, 459, 641, 1377, 1923, 4131, 5769, 10897, 17307, 32691, 51921, 98073, 155763, 294219, 882657, 2647971]

約数ペア:

[(1, 2647971), (3, 882657), (9, 294219), (17, 155763), (27, 98073), (51, 51921), (81, 32691), (153, 17307), (243, 10897), (459, 5769), (641, 4131), (1377, 1923)]