1280526038

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{819799}}^1$

素因数の和:819883

約数の個数: 16

約数和(自身を含む): 2124921600

約数和(自身を除く): 844395562

約数列:

[1, 2, 11, 22, 71, 142, 781, 1562, 819799, 1639598, 9017789, 18035578, 58205729, 116411458, 640263019, 1280526038]

約数ペア:

[(1, 1280526038), (2, 640263019), (11, 116411458), (22, 58205729), (71, 18035578), (142, 9017789), (781, 1639598), (1562, 819799)]