208258274

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{402043}}^1$

素因数の和:402089

約数の個数: 16

約数和(自身を含む): 366664128

約数和(自身を除く): 158405854

約数列:

[1, 2, 7, 14, 37, 74, 259, 518, 402043, 804086, 2814301, 5628602, 14875591, 29751182, 104129137, 208258274]

約数ペア:

[(1, 208258274), (2, 104129137), (7, 29751182), (14, 14875591), (37, 5628602), (74, 2814301), (259, 804086), (518, 402043)]