142723971

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2729}}^1$

素因数の和:2900

約数の個数: 32

約数和(自身を含む): 229320000

約数和(自身を除く): 86596029

約数列:

[1, 3, 9, 13, 27, 39, 117, 149, 351, 447, 1341, 1937, 2729, 4023, 5811, 8187, 17433, 24561, 35477, 52299, 73683, 106431, 319293, 406621, 957879, 1219863, 3659589, 5286073, 10978767, 15858219, 47574657, 142723971]

約数ペア:

[(1, 142723971), (3, 47574657), (9, 15858219), (13, 10978767), (27, 5286073), (39, 3659589), (117, 1219863), (149, 957879), (351, 406621), (447, 319293), (1341, 106431), (1937, 73683), (2729, 52299), (4023, 35477), (5811, 24561), (8187, 17433)]