317455418

素因数分解:

$2^1\times 7^4\times {\mathrm{66109}}^1$

素因数の和:66139

約数の個数: 20

約数和(自身を含む): 555522330

約数和(自身を除く): 238066912

約数列:

[1, 2, 7, 14, 49, 98, 343, 686, 2401, 4802, 66109, 132218, 462763, 925526, 3239341, 6478682, 22675387, 45350774, 158727709, 317455418]

約数ペア:

[(1, 317455418), (2, 158727709), (7, 45350774), (14, 22675387), (49, 6478682), (98, 3239341), (343, 925526), (686, 462763), (2401, 132218), (4802, 66109)]