54690021

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{431}}^1\times {\mathrm{613}}^1$

素因数の和:1073

約数の個数: 24

約数和(自身を含む): 82757376

約数和(自身を除く): 28067355

約数列:

[1, 3, 9, 23, 69, 207, 431, 613, 1293, 1839, 3879, 5517, 9913, 14099, 29739, 42297, 89217, 126891, 264203, 792609, 2377827, 6076669, 18230007, 54690021]

約数ペア:

[(1, 54690021), (3, 18230007), (9, 6076669), (23, 2377827), (69, 792609), (207, 264203), (431, 126891), (613, 89217), (1293, 42297), (1839, 29739), (3879, 14099), (5517, 9913)]