28804377

素因数分解:

$3^1\times 7^1\times {\mathrm{797}}^1\times {\mathrm{1721}}^1$

素因数の和:2528

約数の個数: 16

約数和(自身を含む): 43972992

約数和(自身を除く): 15168615

約数列:

[1, 3, 7, 21, 797, 1721, 2391, 5163, 5579, 12047, 16737, 36141, 1371637, 4114911, 9601459, 28804377]

約数ペア:

[(1, 28804377), (3, 9601459), (7, 4114911), (21, 1371637), (797, 36141), (1721, 16737), (2391, 12047), (5163, 5579)]