388979071454

素因数分解:

$2^1\times {\mathrm{139}}^1\times {\mathrm{433}}^1\times {\mathrm{3231421}}^1$

素因数の和:3231995

約数の個数: 16

約数和(自身を含む): 589023602160

約数和(自身を除く): 200044530706

約数列:

[1, 2, 139, 278, 433, 866, 60187, 120374, 3231421, 6462842, 449167519, 898335038, 1399205293, 2798410586, 194489535727, 388979071454]

約数ペア:

[(1, 388979071454), (2, 194489535727), (139, 2798410586), (278, 1399205293), (433, 898335038), (866, 449167519), (60187, 6462842), (120374, 3231421)]