15921143

素因数分解:

$7^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1\times {\mathrm{409}}^1$

素因数の和:566

約数の個数: 16

約数和(自身を含む): 18735360

約数和(自身を除く): 2814217

約数列:

[1, 7, 67, 83, 409, 469, 581, 2863, 5561, 27403, 33947, 38927, 191821, 237629, 2274449, 15921143]

約数ペア:

[(1, 15921143), (7, 2274449), (67, 237629), (83, 191821), (409, 38927), (469, 33947), (581, 27403), (2863, 5561)]