42518421

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{263}}^1$

素因数の和:374

約数の個数: 48

約数和(自身を含む): 71165952

約数和(自身を除く): 28647531

約数列:

[1, 3, 9, 11, 23, 33, 69, 71, 99, 207, 213, 253, 263, 639, 759, 781, 789, 1633, 2277, 2343, 2367, 2893, 4899, 6049, 7029, 8679, 14697, 17963, 18147, 18673, 26037, 53889, 54441, 56019, 66539, 161667, 168057, 199617, 205403, 429479, 598851, 616209, 1288437, 1848627, 3865311, 4724269, 14172807, 42518421]

約数ペア:

[(1, 42518421), (3, 14172807), (9, 4724269), (11, 3865311), (23, 1848627), (33, 1288437), (69, 616209), (71, 598851), (99, 429479), (207, 205403), (213, 199617), (253, 168057), (263, 161667), (639, 66539), (759, 56019), (781, 54441), (789, 53889), (1633, 26037), (2277, 18673), (2343, 18147), (2367, 17963), (2893, 14697), (4899, 8679), (6049, 7029)]