55709254

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{139}}^1\times {\mathrm{199}}^1$

素因数の和:412

約数の個数: 32

約数和(自身を含む): 90720000

約数和(自身を除く): 35010746

約数列:

[1, 2, 19, 38, 53, 106, 139, 199, 278, 398, 1007, 2014, 2641, 3781, 5282, 7367, 7562, 10547, 14734, 21094, 27661, 55322, 139973, 200393, 279946, 400786, 525559, 1051118, 1466033, 2932066, 27854627, 55709254]

約数ペア:

[(1, 55709254), (2, 27854627), (19, 2932066), (38, 1466033), (53, 1051118), (106, 525559), (139, 400786), (199, 279946), (278, 200393), (398, 139973), (1007, 55322), (2014, 27661), (2641, 21094), (3781, 14734), (5282, 10547), (7367, 7562)]