216900009

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{73}}^1\times {\mathrm{6229}}^1$

素因数の和:6361

約数の個数: 24

約数和(自身を含む): 323636040

約数和(自身を除く): 106736031

約数列:

[1, 3, 9, 53, 73, 159, 219, 477, 657, 3869, 6229, 11607, 18687, 34821, 56061, 330137, 454717, 990411, 1364151, 2971233, 4092453, 24100001, 72300003, 216900009]

約数ペア:

[(1, 216900009), (3, 72300003), (9, 24100001), (53, 4092453), (73, 2971233), (159, 1364151), (219, 990411), (477, 454717), (657, 330137), (3869, 56061), (6229, 34821), (11607, 18687)]