28243103

素因数分解:

$7^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{607}}^1$

素因数の和:671

約数の個数: 24

約数和(自身を含む): 35837952

約数和(自身を除く): 7594849

約数列:

[1, 7, 17, 23, 119, 161, 289, 391, 607, 2023, 2737, 4249, 6647, 10319, 13961, 46529, 72233, 97727, 175423, 237337, 1227961, 1661359, 4034729, 28243103]

約数ペア:

[(1, 28243103), (7, 4034729), (17, 1661359), (23, 1227961), (119, 237337), (161, 175423), (289, 97727), (391, 72233), (607, 46529), (2023, 13961), (2737, 10319), (4249, 6647)]