199893967

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{571}}^1\times {\mathrm{3847}}^1$

素因数の和:4438

約数の個数: 16

約数和(自身を含む): 246518272

約数和(自身を除く): 46624305

約数列:

[1, 7, 13, 91, 571, 3847, 3997, 7423, 26929, 50011, 51961, 350077, 2196637, 15376459, 28556281, 199893967]

約数ペア:

[(1, 199893967), (7, 28556281), (13, 15376459), (91, 2196637), (571, 350077), (3847, 51961), (3997, 50011), (7423, 26929)]