28996877

素因数分解:

$7^4\times {\mathrm{13}}^1\times {\mathrm{929}}^1$

素因数の和:970

約数の個数: 20

約数和(自身を含む): 36469020

約数和(自身を除く): 7472143

約数列:

[1, 7, 13, 49, 91, 343, 637, 929, 2401, 4459, 6503, 12077, 31213, 45521, 84539, 318647, 591773, 2230529, 4142411, 28996877]

約数ペア:

[(1, 28996877), (7, 4142411), (13, 2230529), (49, 591773), (91, 318647), (343, 84539), (637, 45521), (929, 31213), (2401, 12077), (4459, 6503)]