80456913

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{127}}^1\times {\mathrm{1637}}^1$

素因数の和:1813

約数の個数: 24

約数和(自身を含む): 119927808

約数和(自身を除く): 39470895

約数列:

[1, 3, 9, 43, 127, 129, 381, 387, 1143, 1637, 4911, 5461, 14733, 16383, 49149, 70391, 207899, 211173, 623697, 633519, 1871091, 8939657, 26818971, 80456913]

約数ペア:

[(1, 80456913), (3, 26818971), (9, 8939657), (43, 1871091), (127, 633519), (129, 623697), (381, 211173), (387, 207899), (1143, 70391), (1637, 49149), (4911, 16383), (5461, 14733)]