28571081

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{7001}}^1$

素因数の和:7072

約数の個数: 16

約数和(自身を含む): 36298368

約数和(自身を除く): 7727287

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 7001, 49007, 77011, 371053, 539077, 2597371, 4081583, 28571081]

約数ペア:

[(1, 28571081), (7, 4081583), (11, 2597371), (53, 539077), (77, 371053), (371, 77011), (583, 49007), (4081, 7001)]