201717189

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{439471}}^1$

素因数の和:439497

約数の個数: 16

約数和(自身を含む): 316419840

約数和(自身を除く): 114702651

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 439471, 1318413, 3955239, 7471007, 11865717, 22413021, 67239063, 201717189]

約数ペア:

[(1, 201717189), (3, 67239063), (9, 22413021), (17, 11865717), (27, 7471007), (51, 3955239), (153, 1318413), (459, 439471)]