18122852007

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{653}}^1\times {\mathrm{2137}}^1$

素因数の和:2849

約数の個数: 64

約数和(自身を含む): 29754802560

約数和(自身を除く): 11631950553

約数列:

[1, 3, 9, 13, 27, 37, 39, 111, 117, 333, 351, 481, 653, 999, 1443, 1959, 2137, 4329, 5877, 6411, 8489, 12987, 17631, 19233, 24161, 25467, 27781, 57699, 72483, 76401, 79069, 83343, 217449, 229203, 237207, 250029, 314093, 652347, 711621, 750087, 942279, 1027897, 1395461, 2134863, 2826837, 3083691, 4186383, 8480511, 9251073, 12559149, 18140993, 27753219, 37677447, 51632057, 54422979, 154896171, 163268937, 464688513, 489806811, 671216741, 1394065539, 2013650223, 6040950669, 18122852007]

約数ペア:

[(1, 18122852007), (3, 6040950669), (9, 2013650223), (13, 1394065539), (27, 671216741), (37, 489806811), (39, 464688513), (111, 163268937), (117, 154896171), (333, 54422979), (351, 51632057), (481, 37677447), (653, 27753219), (999, 18140993), (1443, 12559149), (1959, 9251073), (2137, 8480511), (4329, 4186383), (5877, 3083691), (6411, 2826837), (8489, 2134863), (12987, 1395461), (17631, 1027897), (19233, 942279), (24161, 750087), (25467, 711621), (27781, 652347), (57699, 314093), (72483, 250029), (76401, 237207), (79069, 229203), (83343, 217449)]