190998081

素因数分解:

$3^4\times {\mathrm{431}}^1\times {\mathrm{5471}}^1$

素因数の和:5914

約数の個数: 20

約数和(自身を含む): 286032384

約数和(自身を除く): 95034303

約数列:

[1, 3, 9, 27, 81, 431, 1293, 3879, 5471, 11637, 16413, 34911, 49239, 147717, 443151, 2358001, 7074003, 21222009, 63666027, 190998081]

約数ペア:

[(1, 190998081), (3, 63666027), (9, 21222009), (27, 7074003), (81, 2358001), (431, 443151), (1293, 147717), (3879, 49239), (5471, 34911), (11637, 16413)]