78240897

素因数分解:

$3^5\times 7^2\times {\mathrm{6571}}^1$

素因数の和:6600

約数の個数: 36

約数和(自身を含む): 136355856

約数和(自身を除く): 58114959

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 81, 147, 189, 243, 441, 567, 1323, 1701, 3969, 6571, 11907, 19713, 45997, 59139, 137991, 177417, 321979, 413973, 532251, 965937, 1241919, 1596753, 2897811, 3725757, 8693433, 11177271, 26080299, 78240897]

約数ペア:

[(1, 78240897), (3, 26080299), (7, 11177271), (9, 8693433), (21, 3725757), (27, 2897811), (49, 1596753), (63, 1241919), (81, 965937), (147, 532251), (189, 413973), (243, 321979), (441, 177417), (567, 137991), (1323, 59139), (1701, 45997), (3969, 19713), (6571, 11907)]