28304017

素因数分解:

$7^3\times {\mathrm{179}}^1\times {\mathrm{461}}^1$

素因数の和:661

約数の個数: 16

約数和(自身を含む): 33264000

約数和(自身を除く): 4959983

約数列:

[1, 7, 49, 179, 343, 461, 1253, 3227, 8771, 22589, 61397, 82519, 158123, 577633, 4043431, 28304017]

約数ペア:

[(1, 28304017), (7, 4043431), (49, 577633), (179, 158123), (343, 82519), (461, 61397), (1253, 22589), (3227, 8771)]