1999202359

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1\times {\mathrm{673}}^1$

素因数の和:1087

約数の個数: 32

約数和(自身を含む): 2521903104

約数和(自身を除く): 522700745

約数列:

[1, 7, 11, 77, 173, 223, 673, 1211, 1561, 1903, 2453, 4711, 7403, 13321, 17171, 38579, 51821, 116429, 150079, 270053, 424369, 815003, 1050553, 1280719, 1650869, 2970583, 8965033, 11556083, 25963667, 181745669, 285600337, 1999202359]

約数ペア:

[(1, 1999202359), (7, 285600337), (11, 181745669), (77, 25963667), (173, 11556083), (223, 8965033), (673, 2970583), (1211, 1650869), (1561, 1280719), (1903, 1050553), (2453, 815003), (4711, 424369), (7403, 270053), (13321, 150079), (17171, 116429), (38579, 51821)]