81535707

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{14449}}^1$

素因数の和:14488

約数の個数: 32

約数和(自身を含む): 138720000

約数和(自身を除く): 57184293

約数列:

[1, 3, 9, 11, 19, 27, 33, 57, 99, 171, 209, 297, 513, 627, 1881, 5643, 14449, 43347, 130041, 158939, 274531, 390123, 476817, 823593, 1430451, 2470779, 3019841, 4291353, 7412337, 9059523, 27178569, 81535707]

約数ペア:

[(1, 81535707), (3, 27178569), (9, 9059523), (11, 7412337), (19, 4291353), (27, 3019841), (33, 2470779), (57, 1430451), (99, 823593), (171, 476817), (209, 390123), (297, 274531), (513, 158939), (627, 130041), (1881, 43347), (5643, 14449)]