17820135

素因数分解:

$3^3\times 5^1\times {\mathrm{132001}}^1$

素因数の和:132015

約数の個数: 16

約数和(自身を含む): 31680480

約数和(自身を除く): 13860345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 132001, 396003, 660005, 1188009, 1980015, 3564027, 5940045, 17820135]

約数ペア:

[(1, 17820135), (3, 5940045), (5, 3564027), (9, 1980015), (15, 1188009), (27, 660005), (45, 396003), (135, 132001)]