3981995

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:694

約数の個数: 16

約数和(自身を含む): 5132160

約数和(自身を除く): 1150165

約数列:

[1, 5, 17, 79, 85, 395, 593, 1343, 2965, 6715, 10081, 46847, 50405, 234235, 796399, 3981995]

約数ペア:

[(1, 3981995), (5, 796399), (17, 234235), (79, 50405), (85, 46847), (395, 10081), (593, 6715), (1343, 2965)]