1820139

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{89}}^1\times {\mathrm{401}}^1$

素因数の和:510

約数の個数: 16

約数和(自身を含む): 2604960

約数和(自身を除く): 784821

約数列:

[1, 3, 17, 51, 89, 267, 401, 1203, 1513, 4539, 6817, 20451, 35689, 107067, 606713, 1820139]

約数ペア:

[(1, 1820139), (3, 606713), (17, 107067), (51, 35689), (89, 20451), (267, 6817), (401, 4539), (1203, 1513)]