82990989

素因数分解:

$3^2\times {\mathrm{43}}^1\times {\mathrm{131}}^1\times {\mathrm{1637}}^1$

素因数の和:1817

約数の個数: 24

約数和(自身を含む): 123675552

約数和(自身を除く): 40684563

約数列:

[1, 3, 9, 43, 129, 131, 387, 393, 1179, 1637, 4911, 5633, 14733, 16899, 50697, 70391, 211173, 214447, 633519, 643341, 1930023, 9221221, 27663663, 82990989]

約数ペア:

[(1, 82990989), (3, 27663663), (9, 9221221), (43, 1930023), (129, 643341), (131, 633519), (387, 214447), (393, 211173), (1179, 70391), (1637, 50697), (4911, 16899), (5633, 14733)]