256445955

素因数分解:

$3^2\times 5^1\times {\mathrm{971}}^1\times {\mathrm{5869}}^1$

素因数の和:6851

約数の個数: 24

約数和(自身を含む): 445039920

約数和(自身を除く): 188593965

約数列:

[1, 3, 5, 9, 15, 45, 971, 2913, 4855, 5869, 8739, 14565, 17607, 29345, 43695, 52821, 88035, 264105, 5698799, 17096397, 28493995, 51289191, 85481985, 256445955]

約数ペア:

[(1, 256445955), (3, 85481985), (5, 51289191), (9, 28493995), (15, 17096397), (45, 5698799), (971, 264105), (2913, 88035), (4855, 52821), (5869, 43695), (8739, 29345), (14565, 17607)]