71911989

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{156671}}^1$

素因数の和:156697

約数の個数: 16

約数和(自身を含む): 112803840

約数和(自身を除く): 40891851

約数列:

[1, 3, 9, 17, 27, 51, 153, 459, 156671, 470013, 1410039, 2663407, 4230117, 7990221, 23970663, 71911989]

約数ペア:

[(1, 71911989), (3, 23970663), (9, 7990221), (17, 4230117), (27, 2663407), (51, 1410039), (153, 470013), (459, 156671)]