313640726

素因数分解:

$2^1\times 7^1\times {\mathrm{1109}}^1\times {\mathrm{20201}}^1$

素因数の和:21319

約数の個数: 16

約数和(自身を含む): 538181280

約数和(自身を除く): 224540554

約数列:

[1, 2, 7, 14, 1109, 2218, 7763, 15526, 20201, 40402, 141407, 282814, 22402909, 44805818, 156820363, 313640726]

約数ペア:

[(1, 313640726), (2, 156820363), (7, 44805818), (14, 22402909), (1109, 282814), (2218, 141407), (7763, 40402), (15526, 20201)]