201231855

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{223}}^1\times {\mathrm{1823}}^1$

素因数の和:2068

約数の個数: 48

約数和(自身を含む): 382427136

約数和(自身を除く): 181195281

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 223, 495, 669, 1115, 1823, 2007, 2453, 3345, 5469, 7359, 9115, 10035, 12265, 16407, 20053, 22077, 27345, 36795, 60159, 82035, 100265, 110385, 180477, 300795, 406529, 902385, 1219587, 2032645, 3658761, 4471819, 6097935, 13415457, 18293805, 22359095, 40246371, 67077285, 201231855]

約数ペア:

[(1, 201231855), (3, 67077285), (5, 40246371), (9, 22359095), (11, 18293805), (15, 13415457), (33, 6097935), (45, 4471819), (55, 3658761), (99, 2032645), (165, 1219587), (223, 902385), (495, 406529), (669, 300795), (1115, 180477), (1823, 110385), (2007, 100265), (2453, 82035), (3345, 60159), (5469, 36795), (7359, 27345), (9115, 22077), (10035, 20053), (12265, 16407)]