77357889

素因数分解:

$3^3\times 7^1\times {\mathrm{563}}^1\times {\mathrm{727}}^1$

素因数の和:1306

約数の個数: 32

約数和(自身を含む): 131389440

約数和(自身を除く): 54031551

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 563, 727, 1689, 2181, 3941, 5067, 5089, 6543, 11823, 15201, 15267, 19629, 35469, 45801, 106407, 137403, 409301, 1227903, 2865107, 3683709, 8595321, 11051127, 25785963, 77357889]

約数ペア:

[(1, 77357889), (3, 25785963), (7, 11051127), (9, 8595321), (21, 3683709), (27, 2865107), (63, 1227903), (189, 409301), (563, 137403), (727, 106407), (1689, 45801), (2181, 35469), (3941, 19629), (5067, 15267), (5089, 15201), (6543, 11823)]