261683703

素因数分解:

$3^4\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{3221}}^1$

素因数の和:3309

約数の個数: 40

約数和(自身を含む): 421050960

約数和(自身を除く): 159367257

約数列:

[1, 3, 9, 17, 27, 51, 59, 81, 153, 177, 459, 531, 1003, 1377, 1593, 3009, 3221, 4779, 9027, 9663, 27081, 28989, 54757, 81243, 86967, 164271, 190039, 260901, 492813, 570117, 1478439, 1710351, 3230663, 4435317, 5131053, 9691989, 15393159, 29075967, 87227901, 261683703]

約数ペア:

[(1, 261683703), (3, 87227901), (9, 29075967), (17, 15393159), (27, 9691989), (51, 5131053), (59, 4435317), (81, 3230663), (153, 1710351), (177, 1478439), (459, 570117), (531, 492813), (1003, 260901), (1377, 190039), (1593, 164271), (3009, 86967), (3221, 81243), (4779, 54757), (9027, 28989), (9663, 27081)]