2671805

素因数分解:

$5^1\times {\mathrm{17}}^2\times {\mathrm{43}}^2$

素因数の和:125

約数の個数: 18

約数和(自身を含む): 3486906

約数和(自身を除く): 815101

約数列:

[1, 5, 17, 43, 85, 215, 289, 731, 1445, 1849, 3655, 9245, 12427, 31433, 62135, 157165, 534361, 2671805]

約数ペア:

[(1, 2671805), (5, 534361), (17, 157165), (43, 62135), (85, 31433), (215, 12427), (289, 9245), (731, 3655), (1445, 1849)]