28734639

素因数分解:

$3^1\times {\mathrm{53}}^1\times {\mathrm{127}}^1\times {\mathrm{1423}}^1$

素因数の和:1606

約数の個数: 16

約数和(自身を含む): 39370752

約数和(自身を除く): 10636113

約数列:

[1, 3, 53, 127, 159, 381, 1423, 4269, 6731, 20193, 75419, 180721, 226257, 542163, 9578213, 28734639]

約数ペア:

[(1, 28734639), (3, 9578213), (53, 542163), (127, 226257), (159, 180721), (381, 75419), (1423, 20193), (4269, 6731)]