144869452

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{20947}}^1$

素因数の和:20990

約数の個数: 48

約数和(自身を含む): 328464640

約数和(自身を除く): 183595188

約数列:

[1, 2, 4, 7, 13, 14, 19, 26, 28, 38, 52, 76, 91, 133, 182, 247, 266, 364, 494, 532, 988, 1729, 3458, 6916, 20947, 41894, 83788, 146629, 272311, 293258, 397993, 544622, 586516, 795986, 1089244, 1591972, 1906177, 2785951, 3812354, 5173909, 5571902, 7624708, 10347818, 11143804, 20695636, 36217363, 72434726, 144869452]

約数ペア:

[(1, 144869452), (2, 72434726), (4, 36217363), (7, 20695636), (13, 11143804), (14, 10347818), (19, 7624708), (26, 5571902), (28, 5173909), (38, 3812354), (52, 2785951), (76, 1906177), (91, 1591972), (133, 1089244), (182, 795986), (247, 586516), (266, 544622), (364, 397993), (494, 293258), (532, 272311), (988, 146629), (1729, 83788), (3458, 41894), (6916, 20947)]