2219707

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{811}}^1$

素因数の和:858

約数の個数: 16

約数和(自身を含む): 2806272

約数和(自身を除く): 586565

約数列:

[1, 7, 17, 23, 119, 161, 391, 811, 2737, 5677, 13787, 18653, 96509, 130571, 317101, 2219707]

約数ペア:

[(1, 2219707), (7, 317101), (17, 130571), (23, 96509), (119, 18653), (161, 13787), (391, 5677), (811, 2737)]