217428582

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{739553}}^1$

素因数の和:739572

約数の個数: 24

約数和(自身を含む): 505854936

約数和(自身を除く): 288426354

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 147, 294, 739553, 1479106, 2218659, 4437318, 5176871, 10353742, 15530613, 31061226, 36238097, 72476194, 108714291, 217428582]

約数ペア:

[(1, 217428582), (2, 108714291), (3, 72476194), (6, 36238097), (7, 31061226), (14, 15530613), (21, 10353742), (42, 5176871), (49, 4437318), (98, 2218659), (147, 1479106), (294, 739553)]