257020092

素因数分解:

$2^2\times 3^2\times 7^2\times {\mathrm{145703}}^1$

素因数の和:145727

約数の個数: 54

約数和(自身を含む): 755766648

約数和(自身を除く): 498746556

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 49, 63, 84, 98, 126, 147, 196, 252, 294, 441, 588, 882, 1764, 145703, 291406, 437109, 582812, 874218, 1019921, 1311327, 1748436, 2039842, 2622654, 3059763, 4079684, 5245308, 6119526, 7139447, 9179289, 12239052, 14278894, 18358578, 21418341, 28557788, 36717156, 42836682, 64255023, 85673364, 128510046, 257020092]

約数ペア:

[(1, 257020092), (2, 128510046), (3, 85673364), (4, 64255023), (6, 42836682), (7, 36717156), (9, 28557788), (12, 21418341), (14, 18358578), (18, 14278894), (21, 12239052), (28, 9179289), (36, 7139447), (42, 6119526), (49, 5245308), (63, 4079684), (84, 3059763), (98, 2622654), (126, 2039842), (147, 1748436), (196, 1311327), (252, 1019921), (294, 874218), (441, 582812), (588, 437109), (882, 291406), (1764, 145703)]