81105405

素因数分解:

$3^1\times 5^1\times {\mathrm{2269}}^1\times {\mathrm{2383}}^1$

素因数の和:4660

約数の個数: 16

約数和(自身を含む): 129880320

約数和(自身を除く): 48774915

約数列:

[1, 3, 5, 15, 2269, 2383, 6807, 7149, 11345, 11915, 34035, 35745, 5407027, 16221081, 27035135, 81105405]

約数ペア:

[(1, 81105405), (3, 27035135), (5, 16221081), (15, 5407027), (2269, 35745), (2383, 34035), (6807, 11915), (7149, 11345)]