210008721

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{1301}}^1\times {\mathrm{4139}}^1$

素因数の和:5456

約数の個数: 16

約数和(自身を含む): 301855680

約数和(自身を除く): 91846959

約数列:

[1, 3, 13, 39, 1301, 3903, 4139, 12417, 16913, 50739, 53807, 161421, 5384839, 16154517, 70002907, 210008721]

約数ペア:

[(1, 210008721), (3, 70002907), (13, 16154517), (39, 5384839), (1301, 161421), (3903, 53807), (4139, 50739), (12417, 16913)]