289062004

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15907}}^1$

素因数の和:15988

約数の個数: 48

約数和(自身を含む): 641410560

約数和(自身を除く): 352348556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 59, 77, 118, 154, 236, 308, 413, 649, 826, 1298, 1652, 2596, 4543, 9086, 15907, 18172, 31814, 63628, 111349, 174977, 222698, 349954, 445396, 699908, 938513, 1224839, 1877026, 2449678, 3754052, 4899356, 6569591, 10323643, 13139182, 20647286, 26278364, 41294572, 72265501, 144531002, 289062004]

約数ペア:

[(1, 289062004), (2, 144531002), (4, 72265501), (7, 41294572), (11, 26278364), (14, 20647286), (22, 13139182), (28, 10323643), (44, 6569591), (59, 4899356), (77, 3754052), (118, 2449678), (154, 1877026), (236, 1224839), (308, 938513), (413, 699908), (649, 445396), (826, 349954), (1298, 222698), (1652, 174977), (2596, 111349), (4543, 63628), (9086, 31814), (15907, 18172)]