2017490555

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{551981}}^1$

素因数の和:552046

約数の個数: 16

約数和(自身を含む): 2623018464

約数和(自身を除く): 605527909

約数列:

[1, 5, 17, 43, 85, 215, 731, 3655, 551981, 2759905, 9383677, 23735183, 46918385, 118675915, 403498111, 2017490555]

約数ペア:

[(1, 2017490555), (5, 403498111), (17, 118675915), (43, 46918385), (85, 23735183), (215, 9383677), (731, 2759905), (3655, 551981)]