78155847

素因数分解:

$3^5\times 7^1\times {\mathrm{11}}^1\times {\mathrm{4177}}^1$

素因数の和:4210

約数の個数: 48

約数和(自身を含む): 145996032

約数和(自身を除く): 67840185

約数列:

[1, 3, 7, 9, 11, 21, 27, 33, 63, 77, 81, 99, 189, 231, 243, 297, 567, 693, 891, 1701, 2079, 2673, 4177, 6237, 12531, 18711, 29239, 37593, 45947, 87717, 112779, 137841, 263151, 321629, 338337, 413523, 789453, 964887, 1015011, 1240569, 2368359, 2894661, 3721707, 7105077, 8683983, 11165121, 26051949, 78155847]

約数ペア:

[(1, 78155847), (3, 26051949), (7, 11165121), (9, 8683983), (11, 7105077), (21, 3721707), (27, 2894661), (33, 2368359), (63, 1240569), (77, 1015011), (81, 964887), (99, 789453), (189, 413523), (231, 338337), (243, 321629), (297, 263151), (567, 137841), (693, 112779), (891, 87717), (1701, 45947), (2079, 37593), (2673, 29239), (4177, 18711), (6237, 12531)]