256497397

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{409}}^1\times {\mathrm{2539}}^1$

素因数の和:2980

約数の個数: 16

約数和(自身を含む): 291592000

約数和(自身を除く): 35094603

約数列:

[1, 13, 19, 247, 409, 2539, 5317, 7771, 33007, 48241, 101023, 627133, 1038451, 13499863, 19730569, 256497397]

約数ペア:

[(1, 256497397), (13, 19730569), (19, 13499863), (247, 1038451), (409, 627133), (2539, 101023), (5317, 48241), (7771, 33007)]