157250821

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{883}}^1$

素因数の和:1025

約数の個数: 32

約数和(自身を含む): 205936640

約数和(自身を除く): 48685819

約数列:

[1, 7, 13, 19, 91, 103, 133, 247, 721, 883, 1339, 1729, 1957, 6181, 9373, 11479, 13699, 16777, 25441, 80353, 90949, 117439, 178087, 218101, 636643, 1182337, 1526707, 1728031, 8276359, 12096217, 22464403, 157250821]

約数ペア:

[(1, 157250821), (7, 22464403), (13, 12096217), (19, 8276359), (91, 1728031), (103, 1526707), (133, 1182337), (247, 636643), (721, 218101), (883, 178087), (1339, 117439), (1729, 90949), (1957, 80353), (6181, 25441), (9373, 16777), (11479, 13699)]