223620159

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{571}}^1\times {\mathrm{1097}}^1$

素因数の和:1695

約数の個数: 32

約数和(自身を含む): 361760256

約数和(自身を除く): 138140097

約数列:

[1, 3, 7, 17, 21, 51, 119, 357, 571, 1097, 1713, 3291, 3997, 7679, 9707, 11991, 18649, 23037, 29121, 55947, 67949, 130543, 203847, 391629, 626387, 1879161, 4384709, 10648579, 13154127, 31945737, 74540053, 223620159]

約数ペア:

[(1, 223620159), (3, 74540053), (7, 31945737), (17, 13154127), (21, 10648579), (51, 4384709), (119, 1879161), (357, 626387), (571, 391629), (1097, 203847), (1713, 130543), (3291, 67949), (3997, 55947), (7679, 29121), (9707, 23037), (11991, 18649)]