206880939

素因数分解:

$3^3\times {\mathrm{17}}^2\times {\mathrm{26513}}^1$

素因数の和:26556

約数の個数: 24

約数和(自身を含む): 325591920

約数和(自身を除く): 118710981

約数列:

[1, 3, 9, 17, 27, 51, 153, 289, 459, 867, 2601, 7803, 26513, 79539, 238617, 450721, 715851, 1352163, 4056489, 7662257, 12169467, 22986771, 68960313, 206880939]

約数ペア:

[(1, 206880939), (3, 68960313), (9, 22986771), (17, 12169467), (27, 7662257), (51, 4056489), (153, 1352163), (289, 715851), (459, 450721), (867, 238617), (2601, 79539), (7803, 26513)]