15920191

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{233}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 18779904

約数和(自身を除く): 2859713

約数列:

[1, 7, 43, 227, 233, 301, 1589, 1631, 9761, 10019, 52891, 68327, 70133, 370237, 2274313, 15920191]

約数ペア:

[(1, 15920191), (7, 2274313), (43, 370237), (227, 70133), (233, 68327), (301, 52891), (1589, 10019), (1631, 9761)]