28772947

素因数分解:

$7^2\times {\mathrm{103}}^1\times {\mathrm{5701}}^1$

素因数の和:5818

約数の個数: 12

約数和(自身を含む): 33801456

約数和(自身を除く): 5028509

約数列:

[1, 7, 49, 103, 721, 5047, 5701, 39907, 279349, 587203, 4110421, 28772947]

約数ペア:

[(1, 28772947), (7, 4110421), (49, 587203), (103, 279349), (721, 39907), (5047, 5701)]