256468137

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{15569}}^1$

素因数の和:15625

約数の個数: 24

約数和(自身を含む): 382399200

約数和(自身を除く): 125931063

約数列:

[1, 3, 17, 19, 51, 57, 289, 323, 867, 969, 5491, 15569, 16473, 46707, 264673, 295811, 794019, 887433, 4499441, 5028787, 13498323, 15086361, 85489379, 256468137]

約数ペア:

[(1, 256468137), (3, 85489379), (17, 15086361), (19, 13498323), (51, 5028787), (57, 4499441), (289, 887433), (323, 794019), (867, 295811), (969, 264673), (5491, 46707), (15569, 16473)]