53919207

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{131}}^1$

素因数の和:268

約数の個数: 48

約数和(自身を含む): 86486400

約数和(自身を除く): 32567193

約数列:

[1, 3, 9, 19, 29, 57, 83, 87, 131, 171, 249, 261, 393, 551, 747, 1179, 1577, 1653, 2407, 2489, 3799, 4731, 4959, 7221, 7467, 10873, 11397, 14193, 21663, 22401, 32619, 34191, 45733, 72181, 97857, 137199, 206587, 216543, 315317, 411597, 619761, 649629, 945951, 1859283, 2837853, 5991023, 17973069, 53919207]

約数ペア:

[(1, 53919207), (3, 17973069), (9, 5991023), (19, 2837853), (29, 1859283), (57, 945951), (83, 649629), (87, 619761), (131, 411597), (171, 315317), (249, 216543), (261, 206587), (393, 137199), (551, 97857), (747, 72181), (1179, 45733), (1577, 34191), (1653, 32619), (2407, 22401), (2489, 21663), (3799, 14193), (4731, 11397), (4959, 10873), (7221, 7467)]