28516873

素因数分解:

$7^2\times {\mathrm{11}}^1\times {\mathrm{191}}^1\times {\mathrm{277}}^1$

素因数の和:493

約数の個数: 24

約数和(自身を含む): 36509184

約数和(自身を除く): 7992311

約数列:

[1, 7, 11, 49, 77, 191, 277, 539, 1337, 1939, 2101, 3047, 9359, 13573, 14707, 21329, 52907, 102949, 149303, 370349, 581977, 2592443, 4073839, 28516873]

約数ペア:

[(1, 28516873), (7, 4073839), (11, 2592443), (49, 581977), (77, 370349), (191, 149303), (277, 102949), (539, 52907), (1337, 21329), (1939, 14707), (2101, 13573), (3047, 9359)]