51138406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{449}}^1$

素因数の和:660

約数の個数: 32

約数和(自身を含む): 87091200

約数和(自身を除く): 35952794

約数列:

[1, 2, 11, 22, 31, 62, 167, 334, 341, 449, 682, 898, 1837, 3674, 4939, 5177, 9878, 10354, 13919, 27838, 56947, 74983, 113894, 149966, 153109, 306218, 824813, 1649626, 2324473, 4648946, 25569203, 51138406]

約数ペア:

[(1, 51138406), (2, 25569203), (11, 4648946), (22, 2324473), (31, 1649626), (62, 824813), (167, 306218), (334, 153109), (341, 149966), (449, 113894), (682, 74983), (898, 56947), (1837, 27838), (3674, 13919), (4939, 10354), (5177, 9878)]