54991805

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{443}}^1$

素因数の和:557

約数の個数: 32

約数和(自身を含む): 75316608

約数和(自身を除く): 20324803

約数列:

[1, 5, 11, 37, 55, 61, 185, 305, 407, 443, 671, 2035, 2215, 2257, 3355, 4873, 11285, 16391, 24365, 24827, 27023, 81955, 124135, 135115, 180301, 297253, 901505, 999851, 1486265, 4999255, 10998361, 54991805]

約数ペア:

[(1, 54991805), (5, 10998361), (11, 4999255), (37, 1486265), (55, 999851), (61, 901505), (185, 297253), (305, 180301), (407, 135115), (443, 124135), (671, 81955), (2035, 27023), (2215, 24827), (2257, 24365), (3355, 16391), (4873, 11285)]