55977363

素因数分解:

$3^2\times {\mathrm{13}}^3\times {\mathrm{19}}^1\times {\mathrm{149}}^1$

素因数の和:213

約数の個数: 48

約数和(自身を含む): 92820000

約数和(自身を除く): 36842637

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 149, 169, 171, 247, 447, 507, 741, 1341, 1521, 1937, 2197, 2223, 2831, 3211, 5811, 6591, 8493, 9633, 17433, 19773, 25181, 25479, 28899, 36803, 41743, 75543, 110409, 125229, 226629, 327353, 331227, 375687, 478439, 982059, 1435317, 2946177, 4305951, 6219707, 18659121, 55977363]

約数ペア:

[(1, 55977363), (3, 18659121), (9, 6219707), (13, 4305951), (19, 2946177), (39, 1435317), (57, 982059), (117, 478439), (149, 375687), (169, 331227), (171, 327353), (247, 226629), (447, 125229), (507, 110409), (741, 75543), (1341, 41743), (1521, 36803), (1937, 28899), (2197, 25479), (2223, 25181), (2831, 19773), (3211, 17433), (5811, 9633), (6591, 8493)]