439208

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:78

約数の個数: 64

約数和(自身を含む): 1105920

約数和(自身を除く): 666712

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 23, 28, 31, 44, 46, 56, 62, 77, 88, 92, 124, 154, 161, 184, 217, 248, 253, 308, 322, 341, 434, 506, 616, 644, 682, 713, 868, 1012, 1288, 1364, 1426, 1736, 1771, 2024, 2387, 2728, 2852, 3542, 4774, 4991, 5704, 7084, 7843, 9548, 9982, 14168, 15686, 19096, 19964, 31372, 39928, 54901, 62744, 109802, 219604, 439208]

約数ペア:

[(1, 439208), (2, 219604), (4, 109802), (7, 62744), (8, 54901), (11, 39928), (14, 31372), (22, 19964), (23, 19096), (28, 15686), (31, 14168), (44, 9982), (46, 9548), (56, 7843), (62, 7084), (77, 5704), (88, 4991), (92, 4774), (124, 3542), (154, 2852), (161, 2728), (184, 2387), (217, 2024), (248, 1771), (253, 1736), (308, 1426), (322, 1364), (341, 1288), (434, 1012), (506, 868), (616, 713), (644, 682)]