39390141

素因数分解:

$3^1\times 7^1\times {\mathrm{601}}^1\times {\mathrm{3121}}^1$

素因数の和:3732

約数の個数: 16

約数和(自身を含む): 60142208

約数和(自身を除く): 20752067

約数列:

[1, 3, 7, 21, 601, 1803, 3121, 4207, 9363, 12621, 21847, 65541, 1875721, 5627163, 13130047, 39390141]

約数ペア:

[(1, 39390141), (3, 13130047), (7, 5627163), (21, 1875721), (601, 65541), (1803, 21847), (3121, 12621), (4207, 9363)]