71054164089

素因数分解:

$3^3\times {\mathrm{127}}^1\times {\mathrm{20721541}}^1$

素因数の和:20721677

約数の個数: 16

約数和(自身を含む): 106094295040

約数和(自身を除く): 35040130951

約数列:

[1, 3, 9, 27, 127, 381, 1143, 3429, 20721541, 62164623, 186493869, 559481607, 2631635707, 7894907121, 23684721363, 71054164089]

約数ペア:

[(1, 71054164089), (3, 23684721363), (9, 7894907121), (27, 2631635707), (127, 559481607), (381, 186493869), (1143, 62164623), (3429, 20721541)]