131809265

素因数分解:

$5^1\times 7^2\times {\mathrm{233}}^1\times {\mathrm{2309}}^1$

素因数の和:2561

約数の個数: 24

約数和(自身を含む): 184864680

約数和(自身を除く): 53055415

約数列:

[1, 5, 7, 35, 49, 233, 245, 1165, 1631, 2309, 8155, 11417, 11545, 16163, 57085, 80815, 113141, 537997, 565705, 2689985, 3765979, 18829895, 26361853, 131809265]

約数ペア:

[(1, 131809265), (5, 26361853), (7, 18829895), (35, 3765979), (49, 2689985), (233, 565705), (245, 537997), (1165, 113141), (1631, 80815), (2309, 57085), (8155, 16163), (11417, 11545)]