200869865

素因数分解:

$5^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{19997}}^1$

素因数の和:20057

約数の個数: 24

約数和(自身を含む): 287251272

約数和(自身を除く): 86381407

約数列:

[1, 5, 7, 35, 41, 49, 205, 245, 287, 1435, 2009, 10045, 19997, 99985, 139979, 699895, 819877, 979853, 4099385, 4899265, 5739139, 28695695, 40173973, 200869865]

約数ペア:

[(1, 200869865), (5, 40173973), (7, 28695695), (35, 5739139), (41, 4899265), (49, 4099385), (205, 979853), (245, 819877), (287, 699895), (1435, 139979), (2009, 99985), (10045, 19997)]