217680456

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{1295717}}^1$

素因数の和:1295733

約数の個数: 32

約数和(自身を含む): 621944640

約数和(自身を除く): 404264184

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 1295717, 2591434, 3887151, 5182868, 7774302, 9070019, 10365736, 15548604, 18140038, 27210057, 31097208, 36280076, 54420114, 72560152, 108840228, 217680456]

約数ペア:

[(1, 217680456), (2, 108840228), (3, 72560152), (4, 54420114), (6, 36280076), (7, 31097208), (8, 27210057), (12, 18140038), (14, 15548604), (21, 10365736), (24, 9070019), (28, 7774302), (42, 5182868), (56, 3887151), (84, 2591434), (168, 1295717)]