81558455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{541}}^1\times {\mathrm{2741}}^1$

素因数の和:3298

約数の個数: 16

約数和(自身を含む): 107003808

約数和(自身を除く): 25445353

約数列:

[1, 5, 11, 55, 541, 2705, 2741, 5951, 13705, 29755, 30151, 150755, 1482881, 7414405, 16311691, 81558455]

約数ペア:

[(1, 81558455), (5, 16311691), (11, 7414405), (55, 1482881), (541, 150755), (2705, 30151), (2741, 29755), (5951, 13705)]