81554061

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{479}}^1$

素因数の和:633

約数の個数: 32

約数和(自身を含む): 119808000

約数和(自身を除く): 38253939

約数列:

[1, 3, 19, 29, 57, 87, 103, 309, 479, 551, 1437, 1653, 1957, 2987, 5871, 8961, 9101, 13891, 27303, 41673, 49337, 56753, 148011, 170259, 263929, 791787, 937403, 1430773, 2812209, 4292319, 27184687, 81554061]

約数ペア:

[(1, 81554061), (3, 27184687), (19, 4292319), (29, 2812209), (57, 1430773), (87, 937403), (103, 791787), (309, 263929), (479, 170259), (551, 148011), (1437, 56753), (1653, 49337), (1957, 41673), (2987, 27303), (5871, 13891), (8961, 9101)]