55480221

素因数分解:

$3^4\times {\mathrm{67}}^1\times {\mathrm{10223}}^1$

素因数の和:10302

約数の個数: 20

約数和(自身を含む): 84123072

約数和(自身を除く): 28642851

約数列:

[1, 3, 9, 27, 67, 81, 201, 603, 1809, 5427, 10223, 30669, 92007, 276021, 684941, 828063, 2054823, 6164469, 18493407, 55480221]

約数ペア:

[(1, 55480221), (3, 18493407), (9, 6164469), (27, 2054823), (67, 828063), (81, 684941), (201, 276021), (603, 92007), (1809, 30669), (5427, 10223)]