66885438

素因数分解:

$2^1\times 3^1\times {\mathrm{389}}^1\times {\mathrm{28657}}^1$

素因数の和:29051

約数の個数: 16

約数和(自身を含む): 134119440

約数和(自身を除く): 67234002

約数列:

[1, 2, 3, 6, 389, 778, 1167, 2334, 28657, 57314, 85971, 171942, 11147573, 22295146, 33442719, 66885438]

約数ペア:

[(1, 66885438), (2, 33442719), (3, 22295146), (6, 11147573), (389, 171942), (778, 85971), (1167, 57314), (2334, 28657)]