28165722

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{263}}^1\times {\mathrm{1373}}^1$

素因数の和:1654

約数の個数: 32

約数和(自身を含む): 60939648

約数和(自身を除く): 32773926

約数列:

[1, 2, 3, 6, 13, 26, 39, 78, 263, 526, 789, 1373, 1578, 2746, 3419, 4119, 6838, 8238, 10257, 17849, 20514, 35698, 53547, 107094, 361099, 722198, 1083297, 2166594, 4694287, 9388574, 14082861, 28165722]

約数ペア:

[(1, 28165722), (2, 14082861), (3, 9388574), (6, 4694287), (13, 2166594), (26, 1083297), (39, 722198), (78, 361099), (263, 107094), (526, 53547), (789, 35698), (1373, 20514), (1578, 17849), (2746, 10257), (3419, 8238), (4119, 6838)]