28530271

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{6991}}^1$

素因数の和:7062

約数の個数: 16

約数和(自身を含む): 36246528

約数和(自身を除く): 7716257

約数列:

[1, 7, 11, 53, 77, 371, 583, 4081, 6991, 48937, 76901, 370523, 538307, 2593661, 4075753, 28530271]

約数ペア:

[(1, 28530271), (7, 4075753), (11, 2593661), (53, 538307), (77, 370523), (371, 76901), (583, 48937), (4081, 6991)]