39812859

素因数分解:

$3^2\times {\mathrm{83}}^1\times {\mathrm{223}}^1\times {\mathrm{239}}^1$

素因数の和:551

約数の個数: 24

約数和(自身を含む): 58705920

約数和(自身を除く): 18893061

約数列:

[1, 3, 9, 83, 223, 239, 249, 669, 717, 747, 2007, 2151, 18509, 19837, 53297, 55527, 59511, 159891, 166581, 178533, 479673, 4423651, 13270953, 39812859]

約数ペア:

[(1, 39812859), (3, 13270953), (9, 4423651), (83, 479673), (223, 178533), (239, 166581), (249, 159891), (669, 59511), (717, 55527), (747, 53297), (2007, 19837), (2151, 18509)]