201257239

素因数分解:

${\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{71}}^1\times {\mathrm{1499}}^1$

素因数の和:1662

約数の個数: 16

約数和(自身を含む): 214272000

約数和(自身を除く): 13014761

約数列:

[1, 31, 61, 71, 1499, 1891, 2201, 4331, 46469, 91439, 106429, 134261, 2834609, 3299299, 6492169, 201257239]

約数ペア:

[(1, 201257239), (31, 6492169), (61, 3299299), (71, 2834609), (1499, 134261), (1891, 106429), (2201, 91439), (4331, 46469)]