280758519

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{127}}^1\times {\mathrm{14449}}^1$

素因数の和:14599

約数の個数: 24

約数和(自身を含む): 432806400

約数和(自身を除く): 152047881

約数列:

[1, 3, 9, 17, 51, 127, 153, 381, 1143, 2159, 6477, 14449, 19431, 43347, 130041, 245633, 736899, 1835023, 2210697, 5505069, 16515207, 31195391, 93586173, 280758519]

約数ペア:

[(1, 280758519), (3, 93586173), (9, 31195391), (17, 16515207), (51, 5505069), (127, 2210697), (153, 1835023), (381, 736899), (1143, 245633), (2159, 130041), (6477, 43347), (14449, 19431)]