16638531

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1033}}^1$

素因数の和:1115

約数の個数: 32

約数和(自身を含む): 27793920

約数和(自身を除く): 11155389

約数列:

[1, 3, 7, 13, 21, 39, 59, 91, 177, 273, 413, 767, 1033, 1239, 2301, 3099, 5369, 7231, 13429, 16107, 21693, 40287, 60947, 94003, 182841, 282009, 426629, 792311, 1279887, 2376933, 5546177, 16638531]

約数ペア:

[(1, 16638531), (3, 5546177), (7, 2376933), (13, 1279887), (21, 792311), (39, 426629), (59, 282009), (91, 182841), (177, 94003), (273, 60947), (413, 40287), (767, 21693), (1033, 16107), (1239, 13429), (2301, 7231), (3099, 5369)]