4891019

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1787}}^1$

素因数の和:1834

約数の個数: 16

約数和(自身を含む): 6179328

約数和(自身を除く): 1288309

約数列:

[1, 7, 17, 23, 119, 161, 391, 1787, 2737, 12509, 30379, 41101, 212653, 287707, 698717, 4891019]

約数ペア:

[(1, 4891019), (7, 698717), (17, 287707), (23, 212653), (119, 41101), (161, 30379), (391, 12509), (1787, 2737)]