1978778862

素因数分解:

$2^1\times 3^3\times {\mathrm{263}}^1\times {\mathrm{277}}^1\times {\mathrm{503}}^1$

素因数の和:1054

約数の個数: 64

約数和(自身を含む): 4438748160

約数和(自身を除く): 2459969298

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 263, 277, 503, 526, 554, 789, 831, 1006, 1509, 1578, 1662, 2367, 2493, 3018, 4527, 4734, 4986, 7101, 7479, 9054, 13581, 14202, 14958, 27162, 72851, 132289, 139331, 145702, 218553, 264578, 278662, 396867, 417993, 437106, 655659, 793734, 835986, 1190601, 1253979, 1311318, 1966977, 2381202, 2507958, 3571803, 3761937, 3933954, 7143606, 7523874, 36644053, 73288106, 109932159, 219864318, 329796477, 659592954, 989389431, 1978778862]

約数ペア:

[(1, 1978778862), (2, 989389431), (3, 659592954), (6, 329796477), (9, 219864318), (18, 109932159), (27, 73288106), (54, 36644053), (263, 7523874), (277, 7143606), (503, 3933954), (526, 3761937), (554, 3571803), (789, 2507958), (831, 2381202), (1006, 1966977), (1509, 1311318), (1578, 1253979), (1662, 1190601), (2367, 835986), (2493, 793734), (3018, 655659), (4527, 437106), (4734, 417993), (4986, 396867), (7101, 278662), (7479, 264578), (9054, 218553), (13581, 145702), (14202, 139331), (14958, 132289), (27162, 72851)]