211035615

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{43}}^2\times {\mathrm{1087}}^1$

素因数の和:1188

約数の個数: 48

約数和(自身を含む): 395440128

約数和(自身を除く): 184404513

約数列:

[1, 3, 5, 7, 15, 21, 35, 43, 105, 129, 215, 301, 645, 903, 1087, 1505, 1849, 3261, 4515, 5435, 5547, 7609, 9245, 12943, 16305, 22827, 27735, 38045, 38829, 46741, 64715, 114135, 140223, 194145, 233705, 327187, 701115, 981561, 1635935, 2009863, 4907805, 6029589, 10049315, 14069041, 30147945, 42207123, 70345205, 211035615]

約数ペア:

[(1, 211035615), (3, 70345205), (5, 42207123), (7, 30147945), (15, 14069041), (21, 10049315), (35, 6029589), (43, 4907805), (105, 2009863), (129, 1635935), (215, 981561), (301, 701115), (645, 327187), (903, 233705), (1087, 194145), (1505, 140223), (1849, 114135), (3261, 64715), (4515, 46741), (5435, 38829), (5547, 38045), (7609, 27735), (9245, 22827), (12943, 16305)]