81443583

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{13649}}^1$

素因数の和:13688

約数の個数: 32

約数和(自身を含む): 137592000

約数和(自身を除く): 56148417

約数列:

[1, 3, 9, 13, 17, 27, 39, 51, 117, 153, 221, 351, 459, 663, 1989, 5967, 13649, 40947, 122841, 177437, 232033, 368523, 532311, 696099, 1596933, 2088297, 3016429, 4790799, 6264891, 9049287, 27147861, 81443583]

約数ペア:

[(1, 81443583), (3, 27147861), (9, 9049287), (13, 6264891), (17, 4790799), (27, 3016429), (39, 2088297), (51, 1596933), (117, 696099), (153, 532311), (221, 368523), (351, 232033), (459, 177437), (663, 122841), (1989, 40947), (5967, 13649)]