28827491

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{5273}}^1$

素因数の和:5362

約数の個数: 16

約数和(自身を含む): 36453888

約数和(自身を除く): 7626397

約数列:

[1, 7, 11, 71, 77, 497, 781, 5273, 5467, 36911, 58003, 374383, 406021, 2620681, 4118213, 28827491]

約数ペア:

[(1, 28827491), (7, 4118213), (11, 2620681), (71, 406021), (77, 374383), (497, 58003), (781, 36911), (5273, 5467)]