13420215

素因数分解:

$3^3\times 5^1\times {\mathrm{99409}}^1$

素因数の和:99423

約数の個数: 16

約数和(自身を含む): 23858400

約数和(自身を除く): 10438185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 99409, 298227, 497045, 894681, 1491135, 2684043, 4473405, 13420215]

約数ペア:

[(1, 13420215), (3, 4473405), (5, 2684043), (9, 1491135), (15, 894681), (27, 497045), (45, 298227), (135, 99409)]