388292807

素因数分解:

$7^3\times {\mathrm{227}}^1\times {\mathrm{4987}}^1$

素因数の和:5235

約数の個数: 16

約数和(自身を含む): 454905600

約数和(自身を除く): 66612793

約数列:

[1, 7, 49, 227, 343, 1589, 4987, 11123, 34909, 77861, 244363, 1132049, 1710541, 7924343, 55470401, 388292807]

約数ペア:

[(1, 388292807), (7, 55470401), (49, 7924343), (227, 1710541), (343, 1132049), (1589, 244363), (4987, 77861), (11123, 34909)]