27389805

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2903}}^1$

素因数の和:2965

約数の個数: 32

約数和(自身を含む): 47672064

約数和(自身を除く): 20282259

約数列:

[1, 3, 5, 15, 17, 37, 51, 85, 111, 185, 255, 555, 629, 1887, 2903, 3145, 8709, 9435, 14515, 43545, 49351, 107411, 148053, 246755, 322233, 537055, 740265, 1611165, 1825987, 5477961, 9129935, 27389805]

約数ペア:

[(1, 27389805), (3, 9129935), (5, 5477961), (15, 1825987), (17, 1611165), (37, 740265), (51, 537055), (85, 322233), (111, 246755), (185, 148053), (255, 107411), (555, 49351), (629, 43545), (1887, 14515), (2903, 9435), (3145, 8709)]