64657183689

素因数分解:

$3^3\times 7^2\times {\mathrm{71}}^1\times {\mathrm{688333}}^1$

素因数の和:688427

約数の個数: 48

約数和(自身を含む): 112996909440

約数和(自身を除く): 48339725751

約数列:

[1, 3, 7, 9, 21, 27, 49, 63, 71, 147, 189, 213, 441, 497, 639, 1323, 1491, 1917, 3479, 4473, 10437, 13419, 31311, 93933, 688333, 2064999, 4818331, 6194997, 14454993, 18584991, 33728317, 43364979, 48871643, 101184951, 130094937, 146614929, 303554853, 342101501, 439844787, 910664559, 1026304503, 1319534361, 2394710507, 3078913509, 7184131521, 9236740527, 21552394563, 64657183689]

約数ペア:

[(1, 64657183689), (3, 21552394563), (7, 9236740527), (9, 7184131521), (21, 3078913509), (27, 2394710507), (49, 1319534361), (63, 1026304503), (71, 910664559), (147, 439844787), (189, 342101501), (213, 303554853), (441, 146614929), (497, 130094937), (639, 101184951), (1323, 48871643), (1491, 43364979), (1917, 33728317), (3479, 18584991), (4473, 14454993), (10437, 6194997), (13419, 4818331), (31311, 2064999), (93933, 688333)]