81279441

素因数分解:

$3^2\times {\mathrm{73}}^1\times {\mathrm{193}}^1\times {\mathrm{641}}^1$

素因数の和:913

約数の個数: 24

約数和(自身を含む): 119815176

約数和(自身を除く): 38535735

約数列:

[1, 3, 9, 73, 193, 219, 579, 641, 657, 1737, 1923, 5769, 14089, 42267, 46793, 123713, 126801, 140379, 371139, 421137, 1113417, 9031049, 27093147, 81279441]

約数ペア:

[(1, 81279441), (3, 27093147), (9, 9031049), (73, 1113417), (193, 421137), (219, 371139), (579, 140379), (641, 126801), (657, 123713), (1737, 46793), (1923, 42267), (5769, 14089)]