25556337

素因数分解:

$3^3\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{257}}^1$

素因数の和:422

約数の個数: 32

約数和(自身を含む): 39628800

約数和(自身を除く): 14072463

約数列:

[1, 3, 9, 27, 29, 87, 127, 257, 261, 381, 771, 783, 1143, 2313, 3429, 3683, 6939, 7453, 11049, 22359, 32639, 33147, 67077, 97917, 99441, 201231, 293751, 881253, 946531, 2839593, 8518779, 25556337]

約数ペア:

[(1, 25556337), (3, 8518779), (9, 2839593), (27, 946531), (29, 881253), (87, 293751), (127, 201231), (257, 99441), (261, 97917), (381, 67077), (771, 33147), (783, 32639), (1143, 22359), (2313, 11049), (3429, 7453), (3683, 6939)]