291226617

素因数分解:

$3^3\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{673}}^1$

素因数の和:771

約数の個数: 64

約数和(自身を含む): 496926720

約数和(自身を除く): 205700103

約数列:

[1, 3, 9, 11, 27, 31, 33, 47, 93, 99, 141, 279, 297, 341, 423, 517, 673, 837, 1023, 1269, 1457, 1551, 2019, 3069, 4371, 4653, 6057, 7403, 9207, 13113, 13959, 16027, 18171, 20863, 22209, 31631, 39339, 48081, 62589, 66627, 94893, 144243, 187767, 199881, 229493, 284679, 347941, 432729, 563301, 688479, 854037, 980561, 1043823, 2065437, 2941683, 3131469, 6196311, 8825049, 9394407, 10786171, 26475147, 32358513, 97075539, 291226617]

約数ペア:

[(1, 291226617), (3, 97075539), (9, 32358513), (11, 26475147), (27, 10786171), (31, 9394407), (33, 8825049), (47, 6196311), (93, 3131469), (99, 2941683), (141, 2065437), (279, 1043823), (297, 980561), (341, 854037), (423, 688479), (517, 563301), (673, 432729), (837, 347941), (1023, 284679), (1269, 229493), (1457, 199881), (1551, 187767), (2019, 144243), (3069, 94893), (4371, 66627), (4653, 62589), (6057, 48081), (7403, 39339), (9207, 31631), (13113, 22209), (13959, 20863), (16027, 18171)]