18135477

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{1109}}^1$

素因数の和:1217

約数の個数: 24

約数和(自身を含む): 27705600

約数和(自身を除く): 9570123

約数列:

[1, 3, 9, 23, 69, 79, 207, 237, 711, 1109, 1817, 3327, 5451, 9981, 16353, 25507, 76521, 87611, 229563, 262833, 788499, 2015053, 6045159, 18135477]

約数ペア:

[(1, 18135477), (3, 6045159), (9, 2015053), (23, 788499), (69, 262833), (79, 229563), (207, 87611), (237, 76521), (711, 25507), (1109, 16353), (1817, 9981), (3327, 5451)]