287003379

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{157}}^1\times {\mathrm{2467}}^1$

素因数の和:2659

約数の個数: 32

約数和(自身を含む): 436737280

約数和(自身を除く): 149733901

約数列:

[1, 3, 13, 19, 39, 57, 157, 247, 471, 741, 2041, 2467, 2983, 6123, 7401, 8949, 32071, 38779, 46873, 96213, 116337, 140619, 387319, 609349, 1161957, 1828047, 5035147, 7359061, 15105441, 22077183, 95667793, 287003379]

約数ペア:

[(1, 287003379), (3, 95667793), (13, 22077183), (19, 15105441), (39, 7359061), (57, 5035147), (157, 1828047), (247, 1161957), (471, 609349), (741, 387319), (2041, 140619), (2467, 116337), (2983, 96213), (6123, 46873), (7401, 38779), (8949, 32071)]