256479945

素因数分解:

$3^1\times 5^1\times {\mathrm{317}}^1\times {\mathrm{53939}}^1$

素因数の和:54264

約数の個数: 16

約数和(自身を含む): 411670080

約数和(自身を除く): 155190135

約数列:

[1, 3, 5, 15, 317, 951, 1585, 4755, 53939, 161817, 269695, 809085, 17098663, 51295989, 85493315, 256479945]

約数ペア:

[(1, 256479945), (3, 85493315), (5, 51295989), (15, 17098663), (317, 809085), (951, 269695), (1585, 161817), (4755, 53939)]