156724989

素因数分解:

$3^1\times {\mathrm{17}}^2\times {\mathrm{163}}^1\times {\mathrm{1109}}^1$

素因数の和:1309

約数の個数: 24

約数和(自身を含む): 223545120

約数和(自身を除く): 66820131

約数列:

[1, 3, 17, 51, 163, 289, 489, 867, 1109, 2771, 3327, 8313, 18853, 47107, 56559, 141321, 180767, 320501, 542301, 961503, 3073039, 9219117, 52241663, 156724989]

約数ペア:

[(1, 156724989), (3, 52241663), (17, 9219117), (51, 3073039), (163, 961503), (289, 542301), (489, 320501), (867, 180767), (1109, 141321), (2771, 56559), (3327, 47107), (8313, 18853)]