15661441935

素因数分解:

$3^4\times 5^1\times {\mathrm{38670227}}^1$

素因数の和:38670244

約数の個数: 20

約数和(自身を含む): 28074585528

約数和(自身を除く): 12413143593

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 405, 38670227, 116010681, 193351135, 348032043, 580053405, 1044096129, 1740160215, 3132288387, 5220480645, 15661441935]

約数ペア:

[(1, 15661441935), (3, 5220480645), (5, 3132288387), (9, 1740160215), (15, 1044096129), (27, 580053405), (45, 348032043), (81, 193351135), (135, 116010681), (405, 38670227)]