51538887

素因数分解:

$3^2\times {\mathrm{19}}^2\times {\mathrm{29}}^1\times {\mathrm{547}}^1$

素因数の和:620

約数の個数: 36

約数和(自身を含む): 81427320

約数和(自身を除く): 29888433

約数列:

[1, 3, 9, 19, 29, 57, 87, 171, 261, 361, 547, 551, 1083, 1641, 1653, 3249, 4923, 4959, 10393, 10469, 15863, 31179, 31407, 47589, 93537, 94221, 142767, 197467, 301397, 592401, 904191, 1777203, 2712573, 5726543, 17179629, 51538887]

約数ペア:

[(1, 51538887), (3, 17179629), (9, 5726543), (19, 2712573), (29, 1777203), (57, 904191), (87, 592401), (171, 301397), (261, 197467), (361, 142767), (547, 94221), (551, 93537), (1083, 47589), (1641, 31407), (1653, 31179), (3249, 15863), (4923, 10469), (4959, 10393)]