1108919

素因数分解:

$7^3\times {\mathrm{53}}^1\times {\mathrm{61}}^1$

素因数の和:135

約数の個数: 16

約数和(自身を含む): 1339200

約数和(自身を除く): 230281

約数列:

[1, 7, 49, 53, 61, 343, 371, 427, 2597, 2989, 3233, 18179, 20923, 22631, 158417, 1108919]

約数ペア:

[(1, 1108919), (7, 158417), (49, 22631), (53, 20923), (61, 18179), (343, 3233), (371, 2989), (427, 2597)]