28169313

素因数分解:

$3^1\times {\mathrm{73}}^1\times {\mathrm{293}}^1\times {\mathrm{439}}^1$

素因数の和:808

約数の個数: 16

約数和(自身を含む): 38290560

約数和(自身を除く): 10121247

約数列:

[1, 3, 73, 219, 293, 439, 879, 1317, 21389, 32047, 64167, 96141, 128627, 385881, 9389771, 28169313]

約数ペア:

[(1, 28169313), (3, 9389771), (73, 385881), (219, 128627), (293, 96141), (439, 64167), (879, 32047), (1317, 21389)]