55021221

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{2161}}^1$

素因数の和:2234

約数の個数: 32

約数和(自身を含む): 87171840

約数和(自身を除く): 32150619

約数列:

[1, 3, 9, 23, 27, 41, 69, 123, 207, 369, 621, 943, 1107, 2161, 2829, 6483, 8487, 19449, 25461, 49703, 58347, 88601, 149109, 265803, 447327, 797409, 1341981, 2037823, 2392227, 6113469, 18340407, 55021221]

約数ペア:

[(1, 55021221), (3, 18340407), (9, 6113469), (23, 2392227), (27, 2037823), (41, 1341981), (69, 797409), (123, 447327), (207, 265803), (369, 149109), (621, 88601), (943, 58347), (1107, 49703), (2161, 25461), (2829, 19449), (6483, 8487)]