388037188

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{311}}^1\times {\mathrm{4051}}^1$

素因数の和:4384

約数の個数: 48

約数和(自身を含む): 849558528

約数和(自身を除く): 461521340

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 311, 622, 1244, 2177, 3421, 4051, 4354, 6842, 8102, 8708, 13684, 16204, 23947, 28357, 44561, 47894, 56714, 89122, 95788, 113428, 178244, 311927, 623854, 1247708, 1259861, 2519722, 5039444, 8819027, 13858471, 17638054, 27716942, 35276108, 55433884, 97009297, 194018594, 388037188]

約数ペア:

[(1, 388037188), (2, 194018594), (4, 97009297), (7, 55433884), (11, 35276108), (14, 27716942), (22, 17638054), (28, 13858471), (44, 8819027), (77, 5039444), (154, 2519722), (308, 1259861), (311, 1247708), (622, 623854), (1244, 311927), (2177, 178244), (3421, 113428), (4051, 95788), (4354, 89122), (6842, 56714), (8102, 47894), (8708, 44561), (13684, 28357), (16204, 23947)]