31039866

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{389}}^1$

素因数の和:452

約数の個数: 96

約数和(自身を含む): 81768960

約数和(自身を除く): 50729094

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 31, 33, 39, 62, 66, 78, 93, 99, 117, 143, 186, 198, 234, 279, 286, 341, 389, 403, 429, 558, 682, 778, 806, 858, 1023, 1167, 1209, 1287, 2046, 2334, 2418, 2574, 3069, 3501, 3627, 4279, 4433, 5057, 6138, 7002, 7254, 8558, 8866, 10114, 12059, 12837, 13299, 15171, 24118, 25674, 26598, 30342, 36177, 38511, 39897, 45513, 55627, 72354, 77022, 79794, 91026, 108531, 111254, 132649, 156767, 166881, 217062, 265298, 313534, 333762, 397947, 470301, 500643, 795894, 940602, 1001286, 1193841, 1410903, 1724437, 2387682, 2821806, 3448874, 5173311, 10346622, 15519933, 31039866]

約数ペア:

[(1, 31039866), (2, 15519933), (3, 10346622), (6, 5173311), (9, 3448874), (11, 2821806), (13, 2387682), (18, 1724437), (22, 1410903), (26, 1193841), (31, 1001286), (33, 940602), (39, 795894), (62, 500643), (66, 470301), (78, 397947), (93, 333762), (99, 313534), (117, 265298), (143, 217062), (186, 166881), (198, 156767), (234, 132649), (279, 111254), (286, 108531), (341, 91026), (389, 79794), (403, 77022), (429, 72354), (558, 55627), (682, 45513), (778, 39897), (806, 38511), (858, 36177), (1023, 30342), (1167, 26598), (1209, 25674), (1287, 24118), (2046, 15171), (2334, 13299), (2418, 12837), (2574, 12059), (3069, 10114), (3501, 8866), (3627, 8558), (4279, 7254), (4433, 7002), (5057, 6138)]