28971423

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{193}}^1\times {\mathrm{1283}}^1$

素因数の和:1495

約数の個数: 24

約数和(自身を含む): 45335472

約数和(自身を除く): 16364049

約数列:

[1, 3, 9, 13, 39, 117, 193, 579, 1283, 1737, 2509, 3849, 7527, 11547, 16679, 22581, 50037, 150111, 247619, 742857, 2228571, 3219047, 9657141, 28971423]

約数ペア:

[(1, 28971423), (3, 9657141), (9, 3219047), (13, 2228571), (39, 742857), (117, 247619), (193, 150111), (579, 50037), (1283, 22581), (1737, 16679), (2509, 11547), (3849, 7527)]