28724321521

素因数分解:

$7^1\times {\mathrm{107}}^1\times {\mathrm{503}}^1\times {\mathrm{76243}}^1$

素因数の和:76860

約数の個数: 16

約数和(自身を含む): 33200907264

約数和(自身を除く): 4476585743

約数列:

[1, 7, 107, 503, 749, 3521, 53821, 76243, 376747, 533701, 8158001, 38350229, 57106007, 268451603, 4103474503, 28724321521]

約数ペア:

[(1, 28724321521), (7, 4103474503), (107, 268451603), (503, 57106007), (749, 38350229), (3521, 8158001), (53821, 533701), (76243, 376747)]