25565319

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{353}}^1\times {\mathrm{619}}^1$

素因数の和:991

約数の個数: 24

約数和(自身を含む): 39945360

約数和(自身を除く): 14380041

約数列:

[1, 3, 9, 13, 39, 117, 353, 619, 1059, 1857, 3177, 4589, 5571, 8047, 13767, 24141, 41301, 72423, 218507, 655521, 1966563, 2840591, 8521773, 25565319]

約数ペア:

[(1, 25565319), (3, 8521773), (9, 2840591), (13, 1966563), (39, 655521), (117, 218507), (353, 72423), (619, 41301), (1059, 24141), (1857, 13767), (3177, 8047), (4589, 5571)]