246660986

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{647}}^1$

素因数の和:747

約数の個数: 64

約数和(自身を含む): 459841536

約数和(自身を除く): 213180550

約数列:

[1, 2, 11, 13, 22, 26, 31, 43, 62, 86, 143, 286, 341, 403, 473, 559, 647, 682, 806, 946, 1118, 1294, 1333, 2666, 4433, 6149, 7117, 8411, 8866, 12298, 14234, 14663, 16822, 17329, 20057, 27821, 29326, 34658, 40114, 55642, 92521, 185042, 190619, 220627, 260741, 306031, 361673, 381238, 441254, 521482, 612062, 723346, 862451, 1724902, 2868151, 3978403, 5736302, 7956806, 9486961, 11211863, 18973922, 22423726, 123330493, 246660986]

約数ペア:

[(1, 246660986), (2, 123330493), (11, 22423726), (13, 18973922), (22, 11211863), (26, 9486961), (31, 7956806), (43, 5736302), (62, 3978403), (86, 2868151), (143, 1724902), (286, 862451), (341, 723346), (403, 612062), (473, 521482), (559, 441254), (647, 381238), (682, 361673), (806, 306031), (946, 260741), (1118, 220627), (1294, 190619), (1333, 185042), (2666, 92521), (4433, 55642), (6149, 40114), (7117, 34658), (8411, 29326), (8866, 27821), (12298, 20057), (14234, 17329), (14663, 16822)]