531981

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:106

約数の個数: 32

約数和(自身を含む): 892800

約数和(自身を除く): 360819

約数列:

[1, 3, 9, 17, 19, 27, 51, 57, 61, 153, 171, 183, 323, 459, 513, 549, 969, 1037, 1159, 1647, 2907, 3111, 3477, 8721, 9333, 10431, 19703, 27999, 31293, 59109, 177327, 531981]

約数ペア:

[(1, 531981), (3, 177327), (9, 59109), (17, 31293), (19, 27999), (27, 19703), (51, 10431), (57, 9333), (61, 8721), (153, 3477), (171, 3111), (183, 2907), (323, 1647), (459, 1159), (513, 1037), (549, 969)]