15921495

素因数分解:

$3^3\times 5^1\times {\mathrm{117937}}^1$

素因数の和:117951

約数の個数: 16

約数和(自身を含む): 28305120

約数和(自身を除く): 12383625

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 117937, 353811, 589685, 1061433, 1769055, 3184299, 5307165, 15921495]

約数ペア:

[(1, 15921495), (3, 5307165), (5, 3184299), (9, 1769055), (15, 1061433), (27, 589685), (45, 353811), (135, 117937)]