211031786

素因数分解:

$2^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{137}}^1\times {\mathrm{2341}}^1$

素因数の和:2534

約数の個数: 32

約数和(自身を含む): 372321792

約数和(自身を除く): 161290006

約数列:

[1, 2, 7, 14, 47, 94, 137, 274, 329, 658, 959, 1918, 2341, 4682, 6439, 12878, 16387, 32774, 45073, 90146, 110027, 220054, 320717, 641434, 770189, 1540378, 2245019, 4490038, 15073699, 30147398, 105515893, 211031786]

約数ペア:

[(1, 211031786), (2, 105515893), (7, 30147398), (14, 15073699), (47, 4490038), (94, 2245019), (137, 1540378), (274, 770189), (329, 641434), (658, 320717), (959, 220054), (1918, 110027), (2341, 90146), (4682, 45073), (6439, 32774), (12878, 16387)]