39978849

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{27031}}^1$

素因数の和:27080

約数の個数: 16

約数和(自身を含む): 58389120

約数和(自身を除く): 18410271

約数列:

[1, 3, 17, 29, 51, 87, 493, 1479, 27031, 81093, 459527, 783899, 1378581, 2351697, 13326283, 39978849]

約数ペア:

[(1, 39978849), (3, 13326283), (17, 2351697), (29, 1378581), (51, 783899), (87, 459527), (493, 81093), (1479, 27031)]