15428791

素因数分解:

$7^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{1571}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 18713088

約数和(自身を除く): 3284297

約数列:

[1, 7, 23, 61, 161, 427, 1403, 1571, 9821, 10997, 36133, 95831, 252931, 670817, 2204113, 15428791]

約数ペア:

[(1, 15428791), (7, 2204113), (23, 670817), (61, 252931), (161, 95831), (427, 36133), (1403, 10997), (1571, 9821)]