201427155

素因数分解:

$3^4\times 5^1\times {\mathrm{497351}}^1$

素因数の和:497368

約数の個数: 20

約数和(自身を含む): 361077552

約数和(自身を除く): 159650397

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 497351, 1492053, 2486755, 4476159, 7460265, 13428477, 22380795, 40285431, 67142385, 201427155]

約数ペア:

[(1, 201427155), (3, 67142385), (5, 40285431), (9, 22380795), (15, 13428477), (27, 7460265), (45, 4476159), (81, 2486755), (135, 1492053), (405, 497351)]