290198984

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{8117}}^1$

素因数の和:8273

約数の個数: 32

約数和(自身を含む): 562577400

約数和(自身を除く): 272378416

約数列:

[1, 2, 4, 8, 41, 82, 109, 164, 218, 328, 436, 872, 4469, 8117, 8938, 16234, 17876, 32468, 35752, 64936, 332797, 665594, 884753, 1331188, 1769506, 2662376, 3539012, 7078024, 36274873, 72549746, 145099492, 290198984]

約数ペア:

[(1, 290198984), (2, 145099492), (4, 72549746), (8, 36274873), (41, 7078024), (82, 3539012), (109, 2662376), (164, 1769506), (218, 1331188), (328, 884753), (436, 665594), (872, 332797), (4469, 64936), (8117, 35752), (8938, 32468), (16234, 17876)]