307989

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1$

素因数の和:98

約数の個数: 32

約数和(自身を含む): 535680

約数和(自身を除く): 227691

約数列:

[1, 3, 9, 11, 17, 27, 33, 51, 61, 99, 153, 183, 187, 297, 459, 549, 561, 671, 1037, 1647, 1683, 2013, 3111, 5049, 6039, 9333, 11407, 18117, 27999, 34221, 102663, 307989]

約数ペア:

[(1, 307989), (3, 102663), (9, 34221), (11, 27999), (17, 18117), (27, 11407), (33, 9333), (51, 6039), (61, 5049), (99, 3111), (153, 2013), (183, 1683), (187, 1647), (297, 1037), (459, 671), (549, 561)]