161254996

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{277}}^1\times {\mathrm{1223}}^1$

素因数の和:1528

約数の個数: 48

約数和(自身を含む): 342994176

約数和(自身を除く): 181739180

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 277, 476, 554, 1108, 1223, 1939, 2446, 3878, 4709, 4892, 7756, 8561, 9418, 17122, 18836, 20791, 32963, 34244, 41582, 65926, 83164, 131852, 145537, 291074, 338771, 582148, 677542, 1355084, 2371397, 4742794, 5759107, 9485588, 11518214, 23036428, 40313749, 80627498, 161254996]

約数ペア:

[(1, 161254996), (2, 80627498), (4, 40313749), (7, 23036428), (14, 11518214), (17, 9485588), (28, 5759107), (34, 4742794), (68, 2371397), (119, 1355084), (238, 677542), (277, 582148), (476, 338771), (554, 291074), (1108, 145537), (1223, 131852), (1939, 83164), (2446, 65926), (3878, 41582), (4709, 34244), (4892, 32963), (7756, 20791), (8561, 18836), (9418, 17122)]