15661215

素因数分解:

$3^3\times 5^1\times {\mathrm{116009}}^1$

素因数の和:116023

約数の個数: 16

約数和(自身を含む): 27842400

約数和(自身を除く): 12181185

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 116009, 348027, 580045, 1044081, 1740135, 3132243, 5220405, 15661215]

約数ペア:

[(1, 15661215), (3, 5220405), (5, 3132243), (9, 1740135), (15, 1044081), (27, 580045), (45, 348027), (135, 116009)]