12157785

素因数分解:

$3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{3701}}^1$

素因数の和:3785

約数の個数: 24

約数和(自身を含む): 21367944

約数和(自身を除く): 9210159

約数列:

[1, 3, 5, 9, 15, 45, 73, 219, 365, 657, 1095, 3285, 3701, 11103, 18505, 33309, 55515, 166545, 270173, 810519, 1350865, 2431557, 4052595, 12157785]

約数ペア:

[(1, 12157785), (3, 4052595), (5, 2431557), (9, 1350865), (15, 810519), (45, 270173), (73, 166545), (219, 55515), (365, 33309), (657, 18505), (1095, 11103), (3285, 3701)]