51388638

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1361}}^1$

素因数の和:1433

約数の個数: 64

約数和(自身を含む): 125521920

約数和(自身を除く): 74133282

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 31, 42, 58, 62, 87, 93, 174, 186, 203, 217, 406, 434, 609, 651, 899, 1218, 1302, 1361, 1798, 2697, 2722, 4083, 5394, 6293, 8166, 9527, 12586, 18879, 19054, 28581, 37758, 39469, 42191, 57162, 78938, 84382, 118407, 126573, 236814, 253146, 276283, 295337, 552566, 590674, 828849, 886011, 1223539, 1657698, 1772022, 2447078, 3670617, 7341234, 8564773, 17129546, 25694319, 51388638]

約数ペア:

[(1, 51388638), (2, 25694319), (3, 17129546), (6, 8564773), (7, 7341234), (14, 3670617), (21, 2447078), (29, 1772022), (31, 1657698), (42, 1223539), (58, 886011), (62, 828849), (87, 590674), (93, 552566), (174, 295337), (186, 276283), (203, 253146), (217, 236814), (406, 126573), (434, 118407), (609, 84382), (651, 78938), (899, 57162), (1218, 42191), (1302, 39469), (1361, 37758), (1798, 28581), (2697, 19054), (2722, 18879), (4083, 12586), (5394, 9527), (6293, 8166)]