648135

素因数分解:

$3^3\times 5^1\times {\mathrm{4801}}^1$

素因数の和:4815

約数の個数: 16

約数和(自身を含む): 1152480

約数和(自身を除く): 504345

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 4801, 14403, 24005, 43209, 72015, 129627, 216045, 648135]

約数ペア:

[(1, 648135), (3, 216045), (5, 129627), (9, 72015), (15, 43209), (27, 24005), (45, 14403), (135, 4801)]