71283716

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1559}}^1$

素因数の和:1664

約数の個数: 48

約数和(自身を含む): 150958080

約数和(自身を除く): 79674364

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 71, 92, 142, 161, 284, 322, 497, 644, 994, 1559, 1633, 1988, 3118, 3266, 6236, 6532, 10913, 11431, 21826, 22862, 35857, 43652, 45724, 71714, 110689, 143428, 221378, 250999, 442756, 501998, 774823, 1003996, 1549646, 2545847, 3099292, 5091694, 10183388, 17820929, 35641858, 71283716]

約数ペア:

[(1, 71283716), (2, 35641858), (4, 17820929), (7, 10183388), (14, 5091694), (23, 3099292), (28, 2545847), (46, 1549646), (71, 1003996), (92, 774823), (142, 501998), (161, 442756), (284, 250999), (322, 221378), (497, 143428), (644, 110689), (994, 71714), (1559, 45724), (1633, 43652), (1988, 35857), (3118, 22862), (3266, 21826), (6236, 11431), (6532, 10913)]