28230888

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{197}}^1\times {\mathrm{853}}^1$

素因数の和:1066

約数の個数: 64

約数和(自身を含む): 81164160

約数和(自身を除く): 52933272

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 197, 394, 591, 788, 853, 1182, 1379, 1576, 1706, 2364, 2559, 2758, 3412, 4137, 4728, 5118, 5516, 5971, 6824, 8274, 10236, 11032, 11942, 16548, 17913, 20472, 23884, 33096, 35826, 47768, 71652, 143304, 168041, 336082, 504123, 672164, 1008246, 1176287, 1344328, 2016492, 2352574, 3528861, 4032984, 4705148, 7057722, 9410296, 14115444, 28230888]

約数ペア:

[(1, 28230888), (2, 14115444), (3, 9410296), (4, 7057722), (6, 4705148), (7, 4032984), (8, 3528861), (12, 2352574), (14, 2016492), (21, 1344328), (24, 1176287), (28, 1008246), (42, 672164), (56, 504123), (84, 336082), (168, 168041), (197, 143304), (394, 71652), (591, 47768), (788, 35826), (853, 33096), (1182, 23884), (1379, 20472), (1576, 17913), (1706, 16548), (2364, 11942), (2559, 11032), (2758, 10236), (3412, 8274), (4137, 6824), (4728, 5971), (5118, 5516)]