1279200027

素因数分解:

$3^1\times 7^2\times {\mathrm{31}}^1\times {\mathrm{280711}}^1$

素因数の和:280759

約数の個数: 24

約数和(自身を含む): 2048074752

約数和(自身を除く): 768874725

約数列:

[1, 3, 7, 21, 31, 49, 93, 147, 217, 651, 1519, 4557, 280711, 842133, 1964977, 5894931, 8702041, 13754839, 26106123, 41264517, 60914287, 182742861, 426400009, 1279200027]

約数ペア:

[(1, 1279200027), (3, 426400009), (7, 182742861), (21, 60914287), (31, 41264517), (49, 26106123), (93, 13754839), (147, 8702041), (217, 5894931), (651, 1964977), (1519, 842133), (4557, 280711)]