208041535

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{246203}}^1$

素因数の和:246234

約数の個数: 12

約数和(自身を含む): 270331992

約数和(自身を除く): 62290457

約数列:

[1, 5, 13, 65, 169, 845, 246203, 1231015, 3200639, 16003195, 41608307, 208041535]

約数ペア:

[(1, 208041535), (5, 41608307), (13, 16003195), (65, 3200639), (169, 1231015), (845, 246203)]