128285892

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{509071}}^1$

素因数の和:509088

約数の個数: 36

約数和(自身を含む): 370604416

約数和(自身を除く): 242318524

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 509071, 1018142, 1527213, 2036284, 3054426, 3563497, 4581639, 6108852, 7126994, 9163278, 10690491, 14253988, 18326556, 21380982, 32071473, 42761964, 64142946, 128285892]

約数ペア:

[(1, 128285892), (2, 64142946), (3, 42761964), (4, 32071473), (6, 21380982), (7, 18326556), (9, 14253988), (12, 10690491), (14, 9163278), (18, 7126994), (21, 6108852), (28, 4581639), (36, 3563497), (42, 3054426), (63, 2036284), (84, 1527213), (126, 1018142), (252, 509071)]