66090978

素因数分解:

$2^1\times 3^4\times {\mathrm{407969}}^1$

素因数の和:407983

約数の個数: 20

約数和(自身を含む): 148093110

約数和(自身を除く): 82002132

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 81, 162, 407969, 815938, 1223907, 2447814, 3671721, 7343442, 11015163, 22030326, 33045489, 66090978]

約数ペア:

[(1, 66090978), (2, 33045489), (3, 22030326), (6, 11015163), (9, 7343442), (18, 3671721), (27, 2447814), (54, 1223907), (81, 815938), (162, 407969)]