211473878

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{4027}}^1$

素因数の和:4089

約数の個数: 48

約数和(自身を含む): 411436032

約数和(自身を除く): 199962154

約数列:

[1, 2, 7, 11, 14, 22, 31, 62, 77, 121, 154, 217, 242, 341, 434, 682, 847, 1694, 2387, 3751, 4027, 4774, 7502, 8054, 26257, 28189, 44297, 52514, 56378, 88594, 124837, 249674, 310079, 487267, 620158, 873859, 974534, 1373207, 1747718, 2746414, 3410869, 6821738, 9612449, 15105277, 19224898, 30210554, 105736939, 211473878]

約数ペア:

[(1, 211473878), (2, 105736939), (7, 30210554), (11, 19224898), (14, 15105277), (22, 9612449), (31, 6821738), (62, 3410869), (77, 2746414), (121, 1747718), (154, 1373207), (217, 974534), (242, 873859), (341, 620158), (434, 487267), (682, 310079), (847, 249674), (1694, 124837), (2387, 88594), (3751, 56378), (4027, 52514), (4774, 44297), (7502, 28189), (8054, 26257)]