43140878

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^2\times {\mathrm{389}}^1$

素因数の和:544

約数の個数: 24

約数和(自身を含む): 71786520

約数和(自身を除く): 28645642

約数列:

[1, 2, 11, 22, 71, 142, 389, 778, 781, 1562, 4279, 5041, 8558, 10082, 27619, 55238, 55451, 110902, 303809, 607618, 1960949, 3921898, 21570439, 43140878]

約数ペア:

[(1, 43140878), (2, 21570439), (11, 3921898), (22, 1960949), (71, 607618), (142, 303809), (389, 110902), (778, 55451), (781, 55238), (1562, 27619), (4279, 10082), (5041, 8558)]