31120964

素因数分解:

$2^2\times 7^1\times {\mathrm{53}}^1\times {\mathrm{67}}^1\times {\mathrm{313}}^1$

素因数の和:444

約数の個数: 48

約数和(自身を含む): 64568448

約数和(自身を除く): 33447484

約数列:

[1, 2, 4, 7, 14, 28, 53, 67, 106, 134, 212, 268, 313, 371, 469, 626, 742, 938, 1252, 1484, 1876, 2191, 3551, 4382, 7102, 8764, 14204, 16589, 20971, 24857, 33178, 41942, 49714, 66356, 83884, 99428, 116123, 146797, 232246, 293594, 464492, 587188, 1111463, 2222926, 4445852, 7780241, 15560482, 31120964]

約数ペア:

[(1, 31120964), (2, 15560482), (4, 7780241), (7, 4445852), (14, 2222926), (28, 1111463), (53, 587188), (67, 464492), (106, 293594), (134, 232246), (212, 146797), (268, 116123), (313, 99428), (371, 83884), (469, 66356), (626, 49714), (742, 41942), (938, 33178), (1252, 24857), (1484, 20971), (1876, 16589), (2191, 14204), (3551, 8764), (4382, 7102)]